{"cik":"0000074154","entityType":"operating","sic":"4923","sicDescription":"Natural Gas Transmisison & Distribution","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"ONEOK INC","tickers":[],"exchanges":[],"ein":"731520922","lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"0831","stateOfIncorporation":"OK","stateOfIncorporationDescription":"OK","addresses":{"mailing":{"street1":null,"street2":null,"city":null,"stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"100 W FIFTH ST","street2":null,"city":"TULSA","stateOrCountry":"OK","zipCode":"74103","stateOrCountryDescription":"OK","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"9185887000","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001209191-17-042673","0001209191-17-042672","0001209191-17-042671","0001209191-17-042670","0001209191-17-042669","0001209191-17-042668","0001209191-12-001607","0001209191-12-001602","9999999997-10-008183","9999999997-08-010914","0000950162-02-000758","0000950162-02-000753","0000950162-02-000700","0000950162-02-000699","0000950162-02-000573","0000950162-02-000572","9999999997-02-022490","0000950162-02-000498","0000950162-02-000497","0000950134-97-009287","0000950134-97-009286","0000891836-97-000580","0000950134-97-009044","0000950130-97-005337","0000950134-97-008517","0000950134-97-008516","0000950134-97-005508","0000950134-97-004846","0000950134-97-004157","0000950134-97-003248","0000950134-97-003211","0000950134-97-002523","0000950134-96-007098","0000950134-96-007053","0000950134-96-005825","0000950134-96-005778","0000950134-96-005494","0000950134-96-003430","0000950134-96-003144","0000950134-96-003140","0000950134-96-002384","0000950134-96-002383","0000074154-96-000003","0000950134-96-001207","0000950134-96-000046","0000950134-95-003309","0000950134-95-003171","0000950134-95-002574","0000950134-95-001778","0000074154-95-000028","0000074154-95-000026","0000074154-95-000024","0000074154-95-000022","0000074154-95-000020","0000074154-95-000018","0000950134-95-000714","0000074154-95-000016","0000074154-95-000014","0000074154-95-000012","0000074154-95-000010","0000074154-95-000008","0000074154-95-000005","0000074154-95-000002","0000950134-94-001496","0000074154-94-000027","0000950134-94-001214","0000074154-94-000024","0000074154-94-000019","0000074154-94-000016","0000074154-94-000013","0000074154-94-000010","0000074154-94-000007","0000315066-94-000385","0000074154-94-000004","0000074154-94-000003"],"filingDate":["2017-07-03","2017-07-03","2017-07-03","2017-07-03","2017-07-03","2017-07-03","2012-01-04","2012-01-04","2010-03-29","2008-03-07","2002-06-03","2002-06-03","2002-05-23","2002-05-23","2002-04-26","2002-04-26","2002-04-12","2002-04-08","2002-04-08","1997-12-12","1997-12-12","1997-12-05","1997-11-28","1997-11-26","1997-11-14","1997-11-14","1997-07-28","1997-06-24","1997-05-20","1997-04-28","1997-04-25","1997-03-31","1996-12-27","1996-12-23","1996-11-07","1996-11-05","1996-10-18","1996-07-10","1996-06-26","1996-06-26","1996-05-21","1996-05-21","1996-04-29","1996-04-03","1996-01-09","1995-12-13","1995-11-30","1995-10-26","1995-08-07","1995-08-02","1995-07-28","1995-06-29","1995-06-22","1995-05-08","1995-05-05","1995-04-12","1995-04-10","1995-02-27","1995-02-22","1995-01-11","1995-01-10","1995-01-09","1995-01-06","1994-12-09","1994-11-30","1994-10-25","1994-09-16","1994-08-11","1994-07-07","1994-03-28","1994-03-18","1994-02-24","1994-02-14","1994-01-12","1994-01-11"],"reportDate":["2017-06-30","2017-06-30","2017-06-30","2017-06-30","2017-06-30","2017-06-30","2012-01-01","2012-01-01","2009-12-31","2008-02-08","","","","","","","2001-12-31","","","1997-12-12","1997-12-12","","1997-08-31","1997-11-26","1997-11-14","1997-11-14","","1997-05-31","1996-08-31","","1997-04-25","1997-02-28","1996-11-30","1996-12-23","","1996-11-07","1996-08-31","1996-05-31","","","","","1996-04-22","1996-02-29","1995-11-30","1996-01-18","1996-01-18","1995-08-31","","1995-07-20","1995-07-21","1995-05-31","1995-06-19","1995-05-05","1995-05-03","","1995-02-28","1995-02-24","1995-02-14","1994-11-30","1994-08-31","1994-11-30","1994-12-30","1995-01-19","1994-11-22","1994-08-31","","1994-08-04","1994-07-06","1994-03-28","","1994-02-24","","1993-11-30","1993-11-30"],"acceptanceDateTime":["2017-07-03T13:18:04.000Z","2017-07-03T13:17:44.000Z","2017-07-03T13:16:59.000Z","2017-07-03T13:16:39.000Z","2017-07-03T13:16:19.000Z","2017-07-03T13:16:00.000Z","2012-01-04T23:38:15.000Z","2012-01-04T23:34:40.000Z","2010-04-05T22:28:45.000Z","2008-03-14T14:38:36.000Z","2002-06-03T19:52:43.000Z","2002-06-03T19:39:21.000Z","2002-05-23T14:16:37.000Z","2002-05-23T14:14:00.000Z","2002-04-26T04:00:00.000Z","2002-04-26T04:00:00.000Z","2002-04-12T04:00:00.000Z","2002-04-08T04:00:00.000Z","2002-04-08T04:00:00.000Z","1997-12-12T05:00:00.000Z","1997-12-12T05:00:00.000Z","1997-12-05T05:00:00.000Z","1997-11-28T05:00:00.000Z","1997-11-26T05:00:00.000Z","1997-11-14T05:00:00.000Z","1997-11-14T05:00:00.000Z","1997-07-28T04:00:00.000Z","1997-06-24T04:00:00.000Z","1997-05-20T04:00:00.000Z","1997-04-28T04:00:00.000Z","1997-04-25T04:00:00.000Z","1997-03-31T05:00:00.000Z","1996-12-27T05:00:00.000Z","1996-12-23T05:00:00.000Z","1996-11-07T05:00:00.000Z","1996-11-05T05:00:00.000Z","1996-10-18T04:00:00.000Z","1996-07-10T04:00:00.000Z","1996-06-26T04:00:00.000Z","1996-06-26T04:00:00.000Z","1996-05-21T04:00:00.000Z","1996-05-21T04:00:00.000Z","1996-04-29T04:00:00.000Z","1996-04-03T05:00:00.000Z","1996-01-09T05:00:00.000Z","1995-12-13T05:00:00.000Z","1995-11-30T05:00:00.000Z","1995-10-26T04:00:00.000Z","1995-08-07T04:00:00.000Z","1995-08-02T04:00:00.000Z","1995-07-28T04:00:00.000Z","1995-06-29T04:00:00.000Z","1995-06-22T04:00:00.000Z","1995-05-08T04:00:00.000Z","1995-05-05T04:00:00.000Z","1995-04-12T04:00:00.000Z","1995-04-10T04:00:00.000Z","1995-02-27T05:00:00.000Z","1995-02-22T05:00:00.000Z","1995-01-11T05:00:00.000Z","1995-01-10T05:00:00.000Z","1995-01-09T05:00:00.000Z","1995-01-06T05:00:00.000Z","1994-12-09T05:00:00.000Z","1994-11-30T05:00:00.000Z","1994-10-25T04:00:00.000Z","1994-09-16T04:00:00.000Z","1994-08-11T04:00:00.000Z","1994-07-07T04:00:00.000Z","1994-03-28T05:00:00.000Z","1994-03-18T05:00:00.000Z","1994-02-24T05:00:00.000Z","1994-02-14T05:00:00.000Z","1994-01-12T05:00:00.000Z","1994-01-11T05:00:00.000Z"],"act":["","","","","","","","","34","34","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"form":["4","4","4","4","4","4","4","3","ARS","NO ACT","SC 13D/A","SC 13D/A","SC 13D/A","SC 13D/A","SC 13D/A","SC 13D/A","ARS","SC 13D/A","SC 13D/A","8-K","8-K","SC 13D","10-K","8-K","8-K","8-K","S-3/A","10-Q","10-K/A","S-3","8-K","10-Q","10-Q","8-K","DEFA14A","DEF 14A","10-K","10-Q","S-8","S-8 POS","S-8","S-8","8-K","10-Q","10-Q","DEF 14A","PRE 14A","10-K","S-3","8-K","8-K","10-Q","8-K","8-K","8-K","S-3","10-Q","8-K","8-K","10-Q/A","10-K/A","10-Q","8-K","DEF 14A","8-K","10-K","S-8 POS","8-K","10-Q","10-Q","S-8","8-K","SC 13G/A","10-Q/A","10-Q"],"fileNumber":["","","","","","","","","001-02572","001-02572","005-10893","005-10893","005-10893","005-10893","005-10893","005-10893","001-02572","005-10893","005-10893","001-02572","001-02572","005-10893","001-02572","001-02572","001-02572","001-02572","333-26005","001-02572","001-02572","333-26005","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","333-06857","033-69062","333-04179","333-04177","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","033-61637","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","033-58555","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","001-02572","002-85322","001-02572","001-02572","001-02572","033-52733","001-02572","005-10893","001-02572","001-02572"],"filmNumber":["","","","","","","","","10011272","08041736","02668904","02668881","02660450","02660421","02621787","02621784","02029705","02604710","02604709","97737326","97737248","97733511","97729888","97729781","97718369","97718366","97646106","97628673","97611961","97589071","97587543","97570813","96686829","96685310","96655819","96654477","96645261","96593193","96586060","96585820","96570551","96570548","96552139","96543945","96501890","95601229","95598011","95584446","95559475","95558411","95557024","95550839","95548653","95535172","95534904","95528304","95527996","95515402","95514141","95500951","95500773","95500725","95500483","94564011","94562693","94554877","94549288","94543111","94537952","94518167","94516781","94512403","94508201","94501086","94500971"],"items":["","","","","","","","","","","","","","","","","","","","5","5,7","","","2,7","5,7","5,7","","","","","5","","","5,7","","","","","","","","","5","","","","","","","5","5","","5,7","5","5","","","5","5","","","","5","","5","","","5","","","","5","","",""],"core_type":["4","4","4","4","4","4","4","3","ARS","NO ACT","SC 13D/A","SC 13D/A","SC 13D/A","SC 13D/A","SC 13D/A","SC 13D/A","ARS","SC 13D/A","SC 13D/A","8-K","8-K","SC 13D","10-K","8-K","8-K","8-K","S-3/A","10-Q","10-K/A","S-3","8-K","10-Q","10-Q","8-K","DEFA14A","DEF 14A","10-K","10-Q","S-8","S-8 POS","S-8","S-8","8-K","10-Q","10-Q","DEF 14A","PRE 14A","10-K","S-3","8-K","8-K","10-Q","8-K","8-K","8-K","S-3","10-Q","8-K","8-K","10-Q/A","10-K/A","10-Q","8-K","DEF 14A","8-K","10-K","S-8 POS","8-K","10-Q","10-Q","S-8","8-K","SC 13G/A","10-Q/A","10-Q"],"size":[5774,4866,4854,5656,6353,4880,8578,7262,1700,1709,19059,19201,16021,15907,17204,17091,1605,14910,14795,4451,7269,256034,283250,928259,6394,12620,257909,57951,229455,254227,3638,57066,56510,405022,212859,212914,222919,61416,375805,10961,38356,36780,3755,59342,53556,185896,185881,229730,85678,4719,3873,51329,22429,3872,3732,326201,52671,3462,3964,5810,39948,43723,4038,75906,4868,669018,7393,3540,43667,40916,33333,3657,8135,7417,39003],"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],"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],"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],"primaryDocument":["xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X03/doc4.xml","xslF345X02/doc3.xml","9999999997-10-008183.paper","9999999997-08-010914.paper","oneok13d.txt","oneok13d.txt","westar13da6052302.txt","western13da6052302.txt","westar13dano5.txt","western13dano5.txt","9999999997-02-022490.paper","westernoneok13da4.txt","westernoneok13da4.txt","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"primaryDocDescription":["FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 4 SUBMISSION","FORM 3 SUBMISSION","AUTO-GENERATED PAPER DOCUMENT","AUTO-GENERATED PAPER DOCUMENT","","","AMENDMENT NO. 6","AMENDMENT NO. 6","AMENDMENT NO.5","AMENDMENT NO. 5","AUTO-GENERATED PAPER DOCUMENT","AMENDMENT NO. 4","AMENDMENT NO. 4","FORM 8-K","FORM 8-K","SCHEDULE 13D","FORM 10-K FOR YEAR ENDED AUGUST 31, 1997","FORM 8-K","FORM 8-K","FORM 8-K","AMENDMENT NO. 1 TO FORM S-3","FORM 10-Q FOR QUARTER ENDED MAY 31, 1997","AMENDMENT TO FORM 10-K FOR FYE-AUGUST 31, 1996","FORM S-3","FORM 8-K","FORM 10-Q FOR QUARTER ENDED FEBRUARY 28, 1997","FORM 10-Q PERIOD END DATED NOVEMBER 30, 1996","FORM 8-K","ADDITIONAL DEFINITIVE PROXY MATERIALS","DEFINITIVE PROXY MATERIALS","FORM 10-K FOR YEAR ENDED AUGUST 31, 1996","FORM 10-Q FOR QUARTER ENDED MAY 31, 1996","FORM S-8  THRIFT PLAN FOR EMPLOYEES","POST EFFECTIVE AMENDMENT NO. 1 TO FORM S-8","EMPLOYEE STOCK PURCHASE PLAN","FORM S-8 FOR KEY EMPLOYEE STOCK PLAN","","FORM 10-Q FOR PERIOD ENDED FEBRUARY 29, 1996","FORM 10-Q FOR QUARTER ENDED NOVEMBER 30, 1995","DEFINITIVE NOTICE & PROXY","PRELIMINARY NOTICE & PROXY","FORM 10-K PERIOD ENDED 08/31/95","FORM S-3","","","","","","","FORM S-3","","","","","","","","DEFINITIVE PROXY STATEMENT","","FORM 10-K","","","QUARTERLY REPORT ENDING 05/31/94","ONEOK INC.'S 10-Q QUARTERLY REPORT","ONEOK INC. REGISTRATION STATEMENT","ONEOK INC. CURRENT REPORT ON 8-K","SCHEDULE 13G - 2-14-94 - ONEOK INCORPORATED","AMENDED 10-Q QUARTERLY REPORT ENDING 11/30/93","10-Q QUARTERLY REPORT ENDING 11/30/93"]},"files":[]}}