{"cik":"0000837579","entityType":"operating","sic":"4924","sicDescription":"Natural Gas Distribution","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"MCN ENERGY GROUP INC","tickers":[],"exchanges":[],"ein":"382820658","lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"MI","stateOfIncorporationDescription":"MI","addresses":{"mailing":{"street1":null,"street2":null,"city":null,"stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"500 GRISWOLD ST","street2":null,"city":"DETROIT","stateOrCountry":"MI","zipCode":"48226","stateOrCountryDescription":"MI","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"3132565500","flags":"","formerNames":[{"name":"MCN CORP","from":"1994-02-24T00:00:00.000Z","to":"1997-03-28T00:00:00.000Z"}],"filings":{"recent":{"accessionNumber":["0000927016-02-000880","0000070858-02-000033","0000950124-01-504433","0000891836-01-500112","0000070858-01-500119","0000950124-01-501293","0000950124-01-501043","0000898822-01-500178","0000950124-01-002020","0000950124-01-001888","0000898822-01-000337","0000898822-01-000333","0000950124-01-001792","0000950124-01-001531","0000898822-01-000295","0000950124-01-001486","0000950124-01-001482","0000950124-01-001468","0000898822-01-000290","0000950124-01-001326","0000950124-01-001219","0000898822-01-000264","0000898822-01-000263","0000950124-01-001168","0000898822-01-000249","0000950124-01-001161","0000950124-01-001160","0000898822-01-000243","0000898822-01-000228","0000950124-01-001106","0000950124-01-001099","0000898822-01-000218","0000950124-01-000940","0000950124-01-000882","0000950124-01-000686","0000927016-01-000614","0000950124-00-006855","0000950124-00-005104","0000950124-00-004588","0000950124-00-004034","0000950124-00-003750","0000950124-00-003278","0000950124-00-001712","0000950124-00-001162","0000950124-99-006554","0000950124-99-005988","0000950124-99-005477","0000898822-99-000545","0000898822-99-000544","0000950124-99-005276","0000950124-99-005235","0000950124-99-005225","0000950124-99-004845","0000950124-99-004375","0000950124-99-004095","0000950124-99-004010","0000950124-99-003918","0000950124-99-003846","0000950124-99-003654","0000950124-99-003653","0000950124-99-003422","0000950124-99-003392","0000950124-99-001758","0000950124-99-001695","0000950124-99-001559","0000315066-99-000602","0000950124-98-006958","0000950124-98-006818","0000950124-98-006444","0000950124-98-006120","0000950124-98-005903","0000950124-98-005311","0000950124-98-004726","0000950124-98-004480","0000732812-98-000712","0000950124-98-003644","0000950124-98-003587","0000950124-98-003223","0000950124-98-002912","0000950124-98-002029","0000950124-98-001964","0000950124-98-001955","0000950134-98-002696","0000950124-98-001676","0000950124-98-001654","0000950172-98-000245","0000950124-98-001277","0000950124-98-001043","0000950124-98-001042","0000950124-98-001026","0000950124-98-000997","0000950124-98-000971","0000950124-98-000835","0000732812-98-000074","0000315066-98-000751","0000950124-98-000599","0000950124-98-000479","0000950124-97-006508","0000950172-97-001094","0000950124-97-005729","0000950172-97-000952","0000950124-97-004127","0000950124-97-003903","0000950124-97-003902","0000950134-97-005034","0000950124-97-003533","0000950124-97-003532","0000950124-97-003531","0000950124-97-003224","0000950124-97-003223","0000950124-97-002721","0000950172-97-000293","0000950172-97-000292","0000950172-97-000291","0000950124-97-001848","0000950124-97-001644","0000950124-97-001389","0000950124-97-001385","0000950124-97-001266","0000950124-97-001231","0000950124-97-001182","0000950124-97-001055","0000732812-97-000198","0000950124-97-000478","0000950124-97-000153","0000950124-97-000146","0000950124-97-000145","0000898080-96-000188","0000950131-96-005542","0000950131-96-003877","0000950124-96-003265","0000950124-96-003218","0000950124-96-003207","0000950124-96-003143","0000950124-96-003122","0000950124-96-002562","0000950124-96-002495","0000950131-96-002088","0000898080-96-000042","0000950124-96-001990","0000950124-96-001959","0000950124-96-001943","0000950124-96-001804","0000950124-96-001747","0000950124-96-001682","0000950124-96-001666","0000950124-96-001583","0000950124-96-001555","0000950124-96-001534","0000950124-96-001463","0000950124-96-001462","0000950124-96-001052","0000950124-96-001051","0000950009-96-000122","0000950124-96-000938","0000950009-96-000086","0000898080-96-000013","0000898080-96-000009","0000950124-96-000446","0000950124-96-000282","0000950124-96-000219","0000950124-96-000218","0000950124-96-000217","0000950124-96-000191","0000950124-95-003858","0000950124-95-003856","0000950009-95-000389","0000950124-95-003495","0000898080-95-000076","0000950124-95-003198","0000950009-95-000293","0000950124-95-001411","0000950124-95-001392","0000950124-95-000808","0000950124-95-000711","0000950124-95-000707","0000950124-95-000573","0000950124-95-000540","0000950124-95-000539","0000950009-95-000081","0000315066-95-001754","0000950124-94-001889","0000950124-94-001655","0000950124-94-001654","0000898080-94-000078","0000950124-94-001600","0000950124-94-001584","0000950124-94-001569","0000950124-94-001541","0000950124-94-001503","0000950124-94-001319","0000950124-94-001206","0000950124-94-001190","0000950124-94-001156","0000950124-94-000950","0000950124-94-000724","0000950124-94-000600","0000950124-94-000598","0000950124-94-000443","0000950124-94-000424","0000950124-94-000383","0000950124-94-000366","0000315066-94-000730"],"filingDate":["2002-02-14","2002-02-08","2001-12-21","2001-06-08","2001-05-24","2001-05-16","2001-05-14","2001-05-09","2001-04-03","2001-04-02","2001-03-30","2001-03-30","2001-03-29","2001-03-23","2001-03-23","2001-03-22","2001-03-22","2001-03-22","2001-03-22","2001-03-15","2001-03-12","2001-03-12","2001-03-12","2001-03-08","2001-03-08","2001-03-07","2001-03-07","2001-03-07","2001-03-01","2001-02-28","2001-02-28","2001-02-28","2001-02-16","2001-02-14","2001-02-13","2001-02-09","2000-11-14","2000-08-14","2000-08-07","2000-06-30","2000-06-14","2000-05-15","2000-03-29","2000-03-10","1999-12-20","1999-11-12","1999-10-15","1999-10-06","1999-10-06","1999-09-27","1999-09-22","1999-09-21","1999-08-16","1999-08-02","1999-07-12","1999-06-30","1999-06-25","1999-06-21","1999-06-09","1999-06-09","1999-05-18","1999-05-17","1999-03-11","1999-03-05","1999-03-01","1999-02-12","1998-11-23","1998-11-17","1998-11-12","1998-11-06","1998-10-29","1998-09-29","1998-08-31","1998-08-14","1998-07-09","1998-06-29","1998-06-25","1998-06-03","1998-05-14","1998-04-07","1998-04-02","1998-04-02","1998-03-31","1998-03-27","1998-03-27","1998-03-12","1998-03-12","1998-03-02","1998-03-02","1998-03-02","1998-02-27","1998-02-27","1998-02-18","1998-02-11","1998-02-10","1998-02-09","1998-01-30","1997-12-18","1997-11-25","1997-11-07","1997-10-17","1997-08-08","1997-07-28","1997-07-28","1997-06-30","1997-06-25","1997-06-25","1997-06-25","1997-06-04","1997-06-04","1997-05-08","1997-03-28","1997-03-28","1997-03-28","1997-03-27","1997-03-20","1997-03-07","1997-03-07","1997-02-28","1997-02-27","1997-02-25","1997-02-19","1997-02-12","1997-02-05","1997-01-15","1997-01-14","1997-01-14","1996-11-14","1996-11-07","1996-08-13","1996-07-30","1996-07-25","1996-07-25","1996-07-19","1996-07-17","1996-06-07","1996-06-05","1996-05-10","1996-05-09","1996-05-08","1996-05-07","1996-05-06","1996-04-26","1996-04-24","1996-04-19","1996-04-19","1996-04-15","1996-04-10","1996-04-09","1996-04-01","1996-04-01","1996-03-07","1996-03-07","1996-03-01","1996-02-29","1996-02-26","1996-02-16","1996-02-08","1996-02-07","1996-01-19","1996-01-12","1996-01-12","1996-01-12","1996-01-10","1995-11-17","1995-11-17","1995-11-08","1995-11-01","1995-10-30","1995-10-10","1995-08-07","1995-05-10","1995-05-09","1995-03-22","1995-03-15","1995-03-15","1995-03-02","1995-02-28","1995-02-28","1995-02-24","1995-02-09","1994-12-29","1994-11-04","1994-11-04","1994-11-02","1994-10-27","1994-10-21","1994-10-18","1994-10-11","1994-09-29","1994-08-05","1994-06-30","1994-06-29","1994-06-24","1994-05-06","1994-04-11","1994-03-25","1994-03-25","1994-03-08","1994-03-03","1994-02-24","1994-02-18","1994-02-14"],"reportDate":["","","","","","2001-05-15","2001-03-31","","2001-04-03","","2001-03-30","","","","","2001-03-22","","","","2000-12-31","","","","","","","","","2001-02-28","","2000-12-31","","2000-02-16","2001-02-14","2001-02-09","","2000-09-30","2000-06-30","2000-09-27","1999-12-31","2000-06-14","2000-03-31","1999-12-31","1999-12-31","1999-12-20","1999-09-30","1999-10-15","","1999-10-05","1999-09-22","","1999-06-30","1999-06-30","1999-08-02","1998-12-31","1998-12-31","1998-12-31","1999-03-31","1998-12-31","1999-03-31","1999-03-31","1999-05-17","1998-12-31","1999-04-28","1998-12-31","","1998-11-13","","1998-09-30","","1998-10-28","1998-09-28","1998-08-28","1998-06-30","","1997-12-31","1998-06-24","1998-06-02","1998-03-31","1998-04-01","","1998-03-31","1997-12-31","1998-03-26","","","1997-12-31","","","1997-12-31","1997-12-31","1998-04-22","1998-04-22","","","","","","","1997-09-30","","1997-06-30","1997-07-23","","1996-12-31","","","1997-06-24","","","1997-03-31","","","","1997-03-19","","","","1996-12-31","1997-04-22","1996-12-31","1997-04-22","","","1997-01-14","","","","1996-09-30","1996-06-30","1996-07-24","1996-07-24","","1996-07-18","","1996-06-05","","1996-03-31","","","1996-05-06","","1996-04-22","","","1996-04-18","","","1996-04-08","","","","","1995-12-31","1996-04-25","1995-12-31","","","1996-02-06","","","","","1996-01-10","1995-11-17","","1995-09-30","","","","1995-06-30","1995-03-31","1995-03-31","1995-03-14","1995-03-14","","1995-04-27","","1994-12-31","1994-12-31","","","1994-09-30","1994-10-26","1994-10-26","","1994-10-21","","","","1994-06-30","1993-12-31","1993-12-31","1992-12-31","1994-03-31","1993-12-31","","","1993-12-31","1994-04-28","1993-12-31","1994-04-28",""],"acceptanceDateTime":["2002-02-14T05:00:00.000Z","2002-02-08T05:00:00.000Z","2001-12-21T05:00:00.000Z","2001-06-08T04:00:00.000Z","2001-05-24T04:00:00.000Z","2001-05-16T04:00:00.000Z","2001-05-14T04:00:00.000Z","2001-05-09T04:00:00.000Z","2001-04-03T04:00:00.000Z","2001-04-02T04:00:00.000Z","2001-03-30T05:00:00.000Z","2001-03-30T05:00:00.000Z","2001-03-29T05:00:00.000Z","2001-03-23T05:00:00.000Z","2001-03-23T05:00:00.000Z","2001-03-22T05:00:00.000Z","2001-03-22T05:00:00.000Z","2001-03-22T05:00:00.000Z","2001-03-22T05:00:00.000Z","2001-03-15T05:00:00.000Z","2001-03-12T05:00:00.000Z","2001-03-12T05:00:00.000Z","2001-03-12T05:00:00.000Z","2001-03-08T05:00:00.000Z","2001-03-08T05:00:00.000Z","2001-03-07T05:00:00.000Z","2001-03-07T05:00:00.000Z","2001-03-07T05:00:00.000Z","2001-03-01T05:00:00.000Z","2001-02-28T05:00:00.000Z","2001-02-28T05:00:00.000Z","2001-02-28T05:00:00.000Z","2001-02-16T05:00:00.000Z","2001-02-14T05:00:00.000Z","2001-02-13T05:00:00.000Z","2001-02-09T05:00:00.000Z","2000-11-14T05:00:00.000Z","2000-08-14T04:00:00.000Z","2000-08-07T04:00:00.000Z","2000-06-30T04:00:00.000Z","2000-06-14T04:00:00.000Z","2000-05-15T04:00:00.000Z","2000-03-29T05:00:00.000Z","2000-03-10T05:00:00.000Z","1999-12-20T05:00:00.000Z","1999-11-12T05:00:00.000Z","1999-10-15T04:00:00.000Z","1999-10-06T04:00:00.000Z","1999-10-06T04:00:00.000Z","1999-09-27T04:00:00.000Z","1999-09-22T04:00:00.000Z","1999-09-21T04:00:00.000Z","1999-08-16T04:00:00.000Z","1999-08-02T04:00:00.000Z","1999-07-12T04:00:00.000Z","1999-06-30T04:00:00.000Z","1999-06-25T04:00:00.000Z","1999-06-21T04:00:00.000Z","1999-06-09T04:00:00.000Z","1999-06-09T04:00:00.000Z","1999-05-18T04:00:00.000Z","1999-05-17T04:00:00.000Z","1999-03-11T05:00:00.000Z","1999-03-05T05:00:00.000Z","1999-03-01T05:00:00.000Z","1999-02-12T05:00:00.000Z","1998-11-23T05:00:00.000Z","1998-11-17T05:00:00.000Z","1998-11-12T05:00:00.000Z","1998-11-06T05:00:00.000Z","1998-10-29T05:00:00.000Z","1998-09-29T04:00:00.000Z","1998-08-31T04:00:00.000Z","1998-08-14T04:00:00.000Z","1998-07-09T04:00:00.000Z","1998-06-29T04:00:00.000Z","1998-06-25T04:00:00.000Z","1998-06-03T04:00:00.000Z","1998-05-14T04:00:00.000Z","1998-04-07T04:00:00.000Z","1998-04-02T05:00:00.000Z","1998-04-02T05:00:00.000Z","1998-03-31T05:00:00.000Z","1998-03-27T05:00:00.000Z","1998-03-27T05:00:00.000Z","1998-03-12T05:00:00.000Z","1998-03-12T05:00:00.000Z","1998-03-02T05:00:00.000Z","1998-03-02T05:00:00.000Z","1998-03-02T05:00:00.000Z","1998-02-27T05:00:00.000Z","1998-02-27T05:00:00.000Z","1998-02-18T05:00:00.000Z","1998-02-11T05:00:00.000Z","1998-02-10T05:00:00.000Z","1998-02-09T05:00:00.000Z","1998-01-30T05:00:00.000Z","1997-12-18T05:00:00.000Z","1997-11-25T05:00:00.000Z","1997-11-07T05:00:00.000Z","1997-10-17T04:00:00.000Z","1997-08-08T04:00:00.000Z","1997-07-28T04:00:00.000Z","1997-07-28T04:00:00.000Z","1997-06-30T04:00:00.000Z","1997-06-25T04:00:00.000Z","1997-06-25T04:00:00.000Z","1997-06-25T04:00:00.000Z","1997-06-04T04:00:00.000Z","1997-06-04T04:00:00.000Z","1997-05-08T04:00:00.000Z","1997-03-28T05:00:00.000Z","1997-03-28T05:00:00.000Z","1997-03-28T05:00:00.000Z","1997-03-27T05:00:00.000Z","1997-03-20T05:00:00.000Z","1997-03-07T05:00:00.000Z","1997-03-07T05:00:00.000Z","1997-02-28T05:00:00.000Z","1997-02-27T05:00:00.000Z","1997-02-25T05:00:00.000Z","1997-02-19T05:00:00.000Z","1997-02-12T05:00:00.000Z","1997-02-05T05:00:00.000Z","1997-01-15T05:00:00.000Z","1997-01-14T05:00:00.000Z","1997-01-14T05:00:00.000Z","1996-11-14T05:00:00.000Z","1996-11-07T05:00:00.000Z","1996-08-13T04:00:00.000Z","1996-07-30T04:00:00.000Z","1996-07-25T04:00:00.000Z","1996-07-25T04:00:00.000Z","1996-07-19T04:00:00.000Z","1996-07-17T04:00:00.000Z","1996-06-07T04:00:00.000Z","1996-06-05T04:00:00.000Z","1996-05-10T04:00:00.000Z","1996-05-09T04:00:00.000Z","1996-05-08T04:00:00.000Z","1996-05-07T04:00:00.000Z","1996-05-06T04:00:00.000Z","1996-04-26T04:00:00.000Z","1996-04-24T04:00:00.000Z","1996-04-19T04:00:00.000Z","1996-04-19T04:00:00.000Z","1996-04-15T04:00:00.000Z","1996-04-10T04:00:00.000Z","1996-04-09T04:00:00.000Z","1996-04-01T05:00:00.000Z","1996-04-01T05:00:00.000Z","1996-03-07T05:00:00.000Z","1996-03-07T05:00:00.000Z","1996-03-01T05:00:00.000Z","1996-02-29T05:00:00.000Z","1996-02-26T05:00:00.000Z","1996-02-16T05:00:00.000Z","1996-02-08T05:00:00.000Z","1996-02-07T05:00:00.000Z","1996-01-19T05:00:00.000Z","1996-01-12T05:00:00.000Z","1996-01-12T05:00:00.000Z","1996-01-12T05:00:00.000Z","1996-01-10T05:00:00.000Z","1995-11-17T05:00:00.000Z","1995-11-17T05:00:00.000Z","1995-11-08T05:00:00.000Z","1995-11-01T05:00:00.000Z","1995-10-30T05:00:00.000Z","1995-10-10T04:00:00.000Z","1995-08-07T04:00:00.000Z","1995-05-10T04:00:00.000Z","1995-05-09T04:00:00.000Z","1995-03-22T05:00:00.000Z","1995-03-15T05:00:00.000Z","1995-03-15T05:00:00.000Z","1995-03-02T05:00:00.000Z","1995-02-28T05:00:00.000Z","1995-02-28T05:00:00.000Z","1995-02-24T05:00:00.000Z","1995-02-09T05:00:00.000Z","1994-12-29T05:00:00.000Z","1994-11-04T05:00:00.000Z","1994-11-04T05:00:00.000Z","1994-11-02T05:00:00.000Z","1994-10-27T04:00:00.000Z","1994-10-21T04:00:00.000Z","1994-10-18T04:00:00.000Z","1994-10-11T04:00:00.000Z","1994-09-29T04:00:00.000Z","1994-08-05T04:00:00.000Z","1994-06-30T04:00:00.000Z","1994-06-29T04:00:00.000Z","1994-06-24T04:00:00.000Z","1994-05-06T04:00:00.000Z","1994-04-11T04:00:00.000Z","1994-03-25T05:00:00.000Z","1994-03-25T05:00:00.000Z","1994-03-08T05:00:00.000Z","1994-03-03T05:00:00.000Z","1994-02-24T05:00:00.000Z","1994-02-18T05:00:00.000Z","1994-02-14T05:00:00.000Z"],"act":["","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"form":["SC 13G/A","SC 13G/A","POS AM","15-12B","SC 13G","8-K","10-Q","DEFA14A","8-K","425","8-K","DEFA14A","425","425","DEFA14A","8-K","425","425","DEFA14A","10-K405","425","DEFA14A","DEFA14A","425","DEFA14A","425","425","DEFA14A","8-K","425","U-3A-2","PREM14A","8-K","8-K","8-K","SC 13G","10-Q","10-Q","DEF 14A","11-K","8-K","10-Q","10-K405","U-3A-2","8-K","10-Q","8-K","8-A12B/A","8-K","8-K","424B5","10-Q/A","10-Q","8-K","U-3A-2/A","11-K","U-3A-2/A","10-Q/A","10-K/A","10-Q","NT 10-Q","8-K","10-K","DEF 14A","U-3A-2","SC 13G/A","8-K","424B5","10-Q","424B5","8-K","8-K","8-K","10-Q","SC 13G","11-K","8-K","8-K","10-Q","8-K","424B5","8-K","11-K","8-K","424B5","U-57","10-K405/A","S-3","S-3","10-K405","U-3A-2","DEF 14A","PRE 14A","SC 13G","SC 13G","424B3","S-3","U-57","U-57","10-Q","U-57","10-Q","8-K","8-A12B/A","11-K","424B5","424B5","8-K","424B5","424B5","10-Q","U-57","U-57","U-57","8-K","424B5","S-3/A","8-A12B","10-K405","DEF 14A","U-3A-2","PRE 14A","SC 13G","S-3","8-K","424B5","424B5","35-CERT","10-Q","10-Q","8-K","8-K","424B5","8-K","424B5","8-K","424B5","10-Q","U-1/A","424B5","8-K","424B2","8-K","424B2","S-3/A","8-K","8-A12B","S-3/A","8-K","S-8","S-8","S-3","S-3","10-K","DEF 14A","U-3A-2","U-1/A","U-1/A","8-K","424B5","424B5","424B5","424B5","8-K","8-K","424B2","10-Q","S-3/A","U-1","S-3","10-Q","10-Q/A","10-Q","8-K","8-K","424B5","DEF 14A","424B5","10-K405","U-3A-2","SC 13G/A","S-3D","10-Q","8-K","8-K","424B5","8-K","S-3/A","8-A12B","S-3","10-Q","11-K","11-K","11-K","10-Q","U-3A-2/A","S-8","S-8","10-K","DEF 14A","U-3A-2","PRE 14A","SC 13G"],"fileNumber":["005-40495","005-40495","333-21175","001-10070","005-40495","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","069-00352","001-10070","001-10070","001-10070","001-10070","005-40495","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","069-00352","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","333-47137-01","001-10070","001-10070","001-10070","069-00352","001-10070","069-00352","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","001-10070","069-00352","005-40495","001-10070","333-47139","001-10070","333-47139","001-10070","001-10070","001-10070","001-10070","005-40495","001-10070","001-10070","001-10070","001-10070","001-10070","333-47137-01","001-10070","001-10070","001-10070","333-47137-01","073-00059","001-10070","333-47139","333-47137-01","001-10070","069-00352","001-10070","001-10070","005-40495","005-40495","333-45281","333-45281","073-00059","073-00059","001-10070","073-00059","001-10070","001-10070","001-10070","001-10070","333-21175","333-21175","001-10070","333-21175","333-21175","001-10070","073-00059","073-00059","073-00059","001-10070","333-21175","333-21175","001-10070","001-10070","001-10070","069-00352","001-10070","005-40495","333-21175","001-10070","333-01523-01","333-01523-01","070-08731","001-10070","001-10070","001-10070","001-10070","333-01521","001-10070","333-01521","001-10070","333-01521","001-10070","070-08731","333-01523-01","001-10070","333-01523-01","001-10070","333-01521","333-01521","001-10070","001-10070","333-01521","001-10070","333-02107","333-02105","333-01523-01","333-01521","001-10070","001-10070","069-00352","070-08731","070-08731","001-10070","033-63311-01","033-63311-01","033-63311-01","033-63311-01","001-10070","001-10070","033-63311-01","001-10070","033-63311-01","070-08731","033-63311-01","001-10070","001-10070","001-10070","001-10070","001-10070","033-55665","001-10070","033-55665","001-10070","069-00352","005-40495","033-57115","001-10070","001-10070","001-10070","033-55665","001-10070","033-55665","001-10070","033-55665","001-10070","001-10070","001-10070","001-10070","001-10070","069-00352","033-52827","033-52825","001-10070","001-10070","069-00352","001-10070","005-40495"],"filmNumber":["02543560","02532371","1821770","1657264","1647361","1640821","1631501","1627244","1594720","1588945","1588304","1587260","1585137","1577447","1577695","1576529","1576370","1576021","1576447","1569687","1565991","1566679","1566425","1564030","1564044","1562944","1562927","1563027","1559395","1557926","1557356","1557867","1549211","1546388","1535302","1531125","762903","701901","686975","665486","655168","636699","582957","566614","99777780","99750503","99729446","99723934","99723931","99717436","99715380","99714767","99694049","99676015","99662781","99656789","99652390","99649657","99642534","99642532","99629747","99628578","99563594","99558045","99554419","99536279","98756521","98753472","98746009","98739304","98732578","98717167","98701656","98688195","98662301","98656578","98653857","98641704","98621291","98588929","98585989","98585887","98580176","98577065","98575954","98564580","98564613","98554146","98554127","98553884","98551527","98551191","98544747","98530225","98528337","98525690","98517987","97740506","97728036","97710031","97697375","97654466","97646221","97646193","97632783","97629740","97629720","97629674","97618762","97618761","97598204","97568105","97568103","97567943","97565672","97560123","97553077","97552980","97547595","97545848","97542839","97538358","97527896","97518487","97506215","97505504","97505501","96663815","96655916","96610883","96600661","96599077","96598519","96596574","96595831","96578013","96577106","96559262","96558761","96557992","96557452","96556933","96551313","96550085","96548962","96548636","96547046","96545984","96545215","96542526","96542487","96532068","96532060","96529992","96528780","96525277","96522209","96513442","96512229","96505500","96503181","96503168","96503158","96502604","95594763","95594747","95588077","95586399","95585462","95579642","95559358","95536195","95535639","95522466","95520884","95520798","95518007","95516030","95516003","95514961","95507708","94566879","94557623","94557613","94557305","94555420","94554543","94553862","94552280","94550903","94542003","94537385","94536603","00000000","94526421","94522220","94518045","94518038","94514906","94514407","94512179","94510661","94508558"],"items":["","","","","","5","","","5","","5","","","","","5","","","","","","","","","","","","","5,7","","","","5","5","5","","","","","","5","","","","5","","5","","5,7","5","","","","5","","","","","","","","5","","","","","5","","","","5","5","5","","","","5","5","","5","","5","","5","","","","","","","","","","","","","","","","","","","5,7","","","","","5","","","","","","","5","","","","","","","","","","5","","","","","","5","5","","5","","5","","","","","5","","5","","","5","","","5","","","","","","","","","","5","","","","","5","5","","","","","","","","","5","5","","","","","","","","","5","5","","5","","","","","","","","","","","","","","","",""],"core_type":["SC 13G/A","SC 13G/A","POS AM","15-12B","SC 13G","8-K","10-Q","DEFA14A","8-K","425","8-K","DEFA14A","425","425","DEFA14A","8-K","425","425","DEFA14A","10-K405","425","DEFA14A","DEFA14A","425","DEFA14A","425","425","DEFA14A","8-K","425","U-3A-2","PREM14A","8-K","8-K","8-K","SC 13G","10-Q","10-Q","DEF 14A","11-K","8-K","10-Q","10-K405","U-3A-2","8-K","10-Q","8-K","8-A12B/A","8-K","8-K","424B5","10-Q/A","10-Q","8-K","U-3A-2/A","11-K","U-3A-2/A","10-Q/A","10-K/A","10-Q","NT 10-Q","8-K","10-K","DEF 14A","U-3A-2","SC 13G/A","8-K","424B5","10-Q","424B5","8-K","8-K","8-K","10-Q","SC 13G","11-K","8-K","8-K","10-Q","8-K","424B5","8-K","11-K","8-K","424B5","U-57","10-K405/A","S-3","S-3","10-K405","U-3A-2","DEF 14A","PRE 14A","SC 13G","SC 13G","424B3","S-3","U-57","U-57","10-Q","U-57","10-Q","8-K","8-A12B/A","11-K","424B5","424B5","8-K","424B5","424B5","10-Q","U-57","U-57","U-57","8-K","424B5","S-3/A","8-A12B","10-K405","DEF 14A","U-3A-2","PRE 14A","SC 13G","S-3","8-K","424B5","424B5","35-CERT","10-Q","10-Q","8-K","8-K","424B5","8-K","424B5","8-K","424B5","10-Q","U-1/A","424B5","8-K","424B2","8-K","424B2","S-3/A","8-K","8-A12B","S-3/A","8-K","S-8","S-8","S-3","S-3","10-K","DEF 14A","U-3A-2","U-1/A","U-1/A","8-K","424B5","424B5","424B5","424B5","8-K","8-K","424B2","10-Q","S-3/A","U-1","S-3","10-Q","10-Q/A","10-Q","8-K","8-K","424B5","DEF 14A","424B5","10-K405","U-3A-2","SC 13G/A","S-3","10-Q","8-K","8-K","424B5","8-K","S-3/A","8-A12B","S-3","10-Q","11-K","11-K","11-K","10-Q","U-3A-2/A","S-8","S-8","10-K","DEF 14A","U-3A-2","PRE 14A","SC 13G"],"size":[10274,14499,9681,4909,52328,5964,920637,34924,6588,5211,6159,7070,68015,20904,223267,5480,7081,8951,10375,2406657,21640,9108,114414,107889,83600,10102,13348,15138,184100,9344,203976,11755,5093,5442,7283,9987,1398256,926957,163135,96092,10154,735683,1871588,266116,5845,889718,392194,45473,207596,306817,687861,144563,1037757,24553,6331,53063,220559,202200,489882,215486,6418,7489,1048229,89005,263752,8619,466213,334645,234760,331689,18040,9203,10399,203605,8579,54561,12620,8851,241307,151420,132538,229773,44870,122794,143684,49796,311182,250711,161539,534053,126622,92485,90836,8651,10361,75463,141676,19084,54051,184693,52540,263556,19264,17546,44011,210503,209862,240451,209318,211214,761573,34407,33987,33745,871703,390853,2076138,7554,522174,93802,97992,91044,8756,1284189,8050,4866,4760,6932,282751,153685,341805,168183,280199,23364,279860,6034,276742,133183,79479,4751,302369,151207,379026,240707,450139,18907,6532,1202643,5939,33529,33286,174823,1180946,374371,85119,72844,49900,70515,5324,5132,4619,4638,4652,4666,235719,296104,160102,238037,488439,644421,101691,133609,133556,4910,100106,131125,87085,128136,386228,80803,8587,107665,84283,202637,128193,218932,16088,242005,5961,1020308,72414,2986,2986,3073,132451,3565,30355,30499,333785,104827,103750,103679,12686],"isXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["dsc13ga.txt","mcnenerg.htm","k66569posam.htm","sc0058.htm","mcn13g.htm","k62636e8-k.txt","k62196e10-q.htm","may9defa14a.txt","k61451e8-k.txt","k61300ae425.txt","0001.txt","0001.txt","k61300e425.htm","k61003be425.txt","0001.txt","k61085e8-k.txt","k61003ae425.txt","k61003e425.txt","0001.txt","k60752e10-k405.htm","k60667de425.txt","0001.txt","0001.txt","k60667ce425.txt","0001.txt","k60667be425.txt","k60667ae425.txt","0001.txt","0001.txt","k60501e425.htm","k60437u-3a2.txt","0001.txt","k60239e8-k.txt","k60189e8-k.txt","k60060e8-k.txt","0001.txt","k58324e10-q.htm","e10-q.htm","def14a.htm","e11-k.htm","0001.htm","0000950124-00-003278-d1.html","0000950124-00-001712-d1.html","","","0000950124-99-005988-d1.html","","","","","0000950124-99-005235-d1.html","0000950124-99-005225-d1.html","0000950124-99-004845-d1.html","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"primaryDocDescription":["AMENDMENT #1 TO SCHEDULE 13G","MCN ENERGY GROUP INC CLOSING FILING","POST-EFFECTIVE AMENDMENT TO FORM S-3","FORM 15","MCN ENERGY GROUP 13G FILING","CURRENT REPORT DATED 5/15/01","FORM 10-Q","DEFINITIVE ADDITIONAL MATERIALS","FORM 8-K","FORM 425","MCN CALLS SPECIAL MEETING OF SHAREHOLDERS","MCN CALLS SPECIAL MEETING OF SHAREHOLDERS","FORM 425","FORM 425","MERGER UPDATE 53","FORM 8-K","FORM 425","FORM 425","PRESS RELEASE","FORM 10-K PURSUANT TO ITEM 405","MERGERUPDATE - ISSUE 52","SHAREHOLDER LETTER","MERGER UPDATE","FORM 425","MERGER REVIEW CONFERENCE CALL","FORM 425","FORM 425","ANALYST PRESENTATION","FORM 8-K","FORM 425","FORM U-3A-2","PREM14A","FORM 8-K","FORM 8-K","FORM 8-K","SCHEDULE 13G","FORM 10-Q","FORM 10-Q","DEFINITIVE PROXY STATEMENT","FORM 11-K","FORM 8-K","QUARTERLY REPORT ENDED 3/31/00","FORM 10-K405","FORM U-3A-2","FORM 8-K","FORM 10-Q","FORM 8-K","AMENDMENT TO FORM 8-A12B","CURRENT REPORT ON FORM 8-K","FORM 8-K","FORM 424B5","AMENDMENT 1 TO QUARTERLY REPORT DATED 6/30/99","FORM 10-Q","FORM 8-K","FORM U-3A-2/A","FORM 11-K","FORM U-3A-2/A","FORM 10-Q","FORM 10-K/A","FORM 10-Q","NOTIFICATION OF LATE FILING","FORM 8-K","FORM 10-K","DEF 14A","FORM U-3A-2","SCHEDULE 13G - 02-01-99 - MCN ENERGY GROUP INCORPORATED","FORM 8-K","FORM 424B5","FORM 10-Q","FORM 424B5","FORM 8-K","FORM 8-K","FORM 8-K","10-Q","","11-K","FORM 8-K","FORM 8-K","FORM 10-Q","FORM 8-K","424B5","8-K","FORM 11-K","8-K","424B5","NOTIFICATION OF FOREIGN UTILITY COMPANY STATUS","10-K405/A","FORM S-3","S-3","FORM 10-K405","FORM U-3A-2","NOTICE & PROXY STATEMENT/PROXY CARD","NOTICE OF PROXY","","SCHEDULE 13G -2-14-98 - MCN CORPORATION","424B3","FORM S-3","FORM U-57","FORM U-57","FORM 10-Q","FORM U-57","FORM 10-Q","FORM 8-K","8-A12B/A","FORM 11-K YEAR ENDED 12/31/96","424B5","424B5","FORM 8-K","424B5","424B5","10-Q","FORM U-57","FORM U-57","FORM U-57","FORM 8-K","FORM 424B5","AMENDMENT TO FORM S-3","FORM 8-A","FORM 10-K","DEF 14A","FORM U-3A-2","PRE 14A","","S-3","FORM 8-K","424B5","PRICING SUPPLEMENT","RULE 24 CERTIFICATE","FORM 10-Q","FORM 10-Q","FORM 8-K","FORM 8-K","424B5","FORM 8-K","424B5","FORM 8-K","424B5","FORM 10-Q","FORM U-1/A","424(B)(5)","FORM 8-K","424B2","FORM 8-K","424B2","S-3/A","FORM 8-K","FORM 8-A","AMEND #1 TO S-3","8-K","S-8","S-8","S-3","S-3","MCN CORP FORM 10-K","DEF 14A","","PRE-EFFECTIVE AMNDMNT NO2","PRE-EFFECTIVE AMENDMENT","FORM 8-K","424B5","424(B)(5)","424(B)(5)","424(B)(5)","FORM 8-K","FORM 8-K","424B2","MCN CORP FORM 10-Q","FORM S/3A","FORM U-1","FORM S-3","MCN CORP FORM 10-Q","AMENDMENT NO. 1 TO 10-Q","FORM 10-Q","FORM 8-K","FORM 8-K","424B5","NOTICE, PROXY STATEMENT","424B5","FORM 10-K405","","SCHEDULE 13G - 2-14-95 - MCN CORPORATION","FORM S-3","FORM 10-Q","FORM 8-K","","PROSPECTUS SUPPLEMENT","FORM 8-K","AMD. #1 TO S-3","FORM 8-A","FORM S-3","FORM 10-Q","FORM 11-K","FORM 11-K","11-K","FORM 10-Q","U-3A-2/A","FORM S-8","FORM S-8","FORM 10-K","DEF 14A","FORM U-3A-2","PRE 14A","SCHEDULE 13G - 2-14-94 - MCN CORPORATION"]},"files":[]}}