{"cik":"0001729113","entityType":"other","sic":"","sicDescription":"","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"United Taconite LLC","tickers":[],"exchanges":[],"ein":"421609118","lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"DE","stateOfIncorporationDescription":"DE","addresses":{"mailing":{"street1":"200 PUBLIC SQUARE","street2":"SUITE 3300","city":"CLEVELAND","stateOrCountry":"OH","zipCode":"44114","stateOrCountryDescription":"OH","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"200 PUBLIC SQUARE","street2":"SUITE 3300","city":"CLEVELAND","stateOrCountry":"OH","zipCode":"44114","stateOrCountryDescription":"OH","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"216 694-5700","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["9999999995-21-001143","0000764065-21-000116","0000000000-21-003423","0000764065-21-000104","0000764065-21-000106","9999999995-20-000627","0000764065-20-000133","0000000000-20-002578","0000764065-20-000128","0000764065-20-000126","9999999995-18-000712","0000764065-18-000072","0000000000-18-006419","0000764065-18-000039","0000764065-18-000037"],"filingDate":["2021-03-25","2021-03-25","2021-03-22","2021-03-15","2021-03-12","2020-03-27","2020-03-27","2020-03-24","2020-03-20","2020-03-20","2018-03-29","2018-03-29","2018-02-28","2018-02-14","2018-02-14"],"reportDate":["","","","","","","","","","","","","","",""],"acceptanceDateTime":["2021-03-26T04:16:03.000Z","2021-03-25T20:05:18.000Z","2021-03-22T20:30:09.000Z","2021-03-12T22:55:13.000Z","2021-03-12T22:56:33.000Z","2020-03-30T04:15:22.000Z","2020-03-27T20:13:46.000Z","2020-03-24T20:40:29.000Z","2020-03-20T20:55:59.000Z","2020-03-20T20:54:17.000Z","2018-03-30T04:15:19.000Z","2018-03-29T13:25:09.000Z","2018-02-28T17:58:09.000Z","2018-02-14T17:53:27.000Z","2018-02-14T17:39:35.000Z"],"act":["33","33","","33","","33","33","","","33","33","33","","","33"],"form":["EFFECT","424B3","UPLOAD","S-4","CORRESP","EFFECT","424B3","UPLOAD","CORRESP","S-4","EFFECT","424B3","UPLOAD","CORRESP","S-4"],"fileNumber":["333-254251-35","333-254251-35","","333-254251-35","","333-237325-01","333-237325-01","","","333-237325-01","333-223027-01","333-223027-01","","","333-223027-01"],"filmNumber":["21774520","21772323","","21738991","","20753773","20751929","","","20732595","18724764","18720743","","","18609907"],"items":["S-4,,2021-03-25 09:00:00","","","","","S-4,,2020-03-27 09:00:00","","","","","S-4,,2018-03-29 09:00:00","","","",""],"core_type":["EFFECT","424B3","LETTER","S-4","CORRESP","EFFECT","424B3","LETTER","CORRESP","S-4","EFFECT","424B3","LETTER","CORRESP","S-4"],"size":[40097,1091098,66847,3771003,86619,18934,1709649,57838,82163,3019600,20405,1450745,54356,1100135,2885304],"isXBRL":[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],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["xslEFFECTX01/primary_doc.xml","a20210312-form424b3xmarch2.htm","filename1.pdf","a20210312-formsx4exchangeo.htm","filename1.htm","xslEFFECTX01/primary_doc.xml","clf2020424b3prospectusdocu.htm","filename1.pdf","filename1.htm","clf2020s-4document.htm","xslEFFECTX01/primary_doc.xml","clf2018424b3document.htm","filename1.pdf","filename1.htm","clf2018s-4document.htm"],"primaryDocDescription":["","424B3","","S-4","","","424B3","","","S-4","","424B3","","","S-4"]},"files":[]}}