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Annual report pursuant to Section 13 and 15(d)

DISCONTINUED OPERATIONS (Narrative) (Details)

v3.6.0.2
DISCONTINUED OPERATIONS (Narrative) (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Discontinued Operation, Tax Effect of Discontinued Operation Ìý $ 0 $ (6,000,000) $ (1,216,000,000)
Tangible Asset Impairment Charges Ìý 0 0 537,800,000
Deconsolidation, Gain (Loss), Amount Ìý Ìý (528,200,000) Ìý
LOSS FROM DISCONTINUED OPERATIONS, net of tax Ìý (19,900,000) (892,100,000) (8,368,000,000)
Potential Earn Out from North American Coal sale Ìý 50,000,000 Ìý Ìý
Canadian Entities [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Disposal Group, Including Discontinued Operation, Revenue Ìý 0 11,300,000 563,500,000
Discontinued Operation, Tax Effect of Discontinued Operation Ìý 0 5,800,000 913,700,000
Deconsolidation, Gain (Loss), Amount Ìý (17,500,000) (710,900,000) 0
Disposal Group, including discontinued operations, Impairment of long-lived assets Ìý 0 0 (7,536,800,000)
Cost Method Investments Ìý 0 0 Ìý
Disposal Group, Including Discontinued Operation, Costs of Goods Sold Ìý 0 (11,100,000) (808,400,000)
Eliminations with Continuing Operations Ìý 0 0 (53,600,000)
Disposal Group, Including Discontinued Operation, Gross Profit (Loss) Ìý 0 200,000 (298,500,000)
Disposal Group, Including Discontinued Operation, Operating Expense Ìý 0 (33,800,000) (306,300,000)
Disposal Group, Including Discontinued Operation, Other Expense Ìý 0 (1,000,000) (5,600,000)
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Ìý 0 (34,600,000) (610,400,000)
LOSS FROM DISCONTINUED OPERATIONS, net of tax Ìý (17,500,000) (739,700,000) (7,233,500,000)
North American Coal [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Amounts released from escrow Ìý 10,300,000 Ìý Ìý
Disposal Group, Including Discontinued Operation, Revenue Ìý 0 392,900,000 687,100,000
Discontinued Operations, Amounts Held in Escrow Ìý 0 14,900,000 Ìý
Discontinued Operation, Tax Effect of Discontinued Operation Ìý 0 200,000 302,200,000
Tangible Asset Impairment Charges $ 73,400,000 Ìý Ìý Ìý
Disposal Group, Including Discontinued Operation, Costs of Goods Sold Ìý 0 (449,200,000) (822,900,000)
Disposal Group, Including Discontinued Operation, Gross Profit (Loss) Ìý 0 (56,300,000) (135,800,000)
Disposal Group, Including Discontinued Operation, Operating Expense Ìý (4,500,000) (30,400,000) (20,800,000)
Disposal Group, Including Discontinued Operation, Other Expense Ìý 0 (1,800,000) (3,000,000)
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Ìý (2,400,000) (79,200,000) (579,200,000)
LOSS FROM DISCONTINUED OPERATIONS, net of tax Ìý (2,400,000) (152,400,000) $ (1,134,500,000)
Bloom Lake Group [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Deconsolidation, Gain (Loss), Amount $ 818,700,000 Ìý Ìý Ìý
Contingent Liabilities of Deconsolidated Entities Ìý 0 (203,100,000) Ìý
Wabush Group [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Deconsolidation, Gain (Loss), Amount Ìý Ìý 134,700,000 Ìý
Other Current Assets [Member] | Canadian Entities [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Pre-Petition Financing Ìý 7,200,000 Ìý Ìý
DIP Financing Ìý 6,800,000 Ìý Ìý
Guarantees [Member] | Bloom Lake Group [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Contingent Liabilities recognized in Consolidated Financials Ìý 200,000 96,500,000 Ìý
Other Current Liabilities [Member] | Bloom Lake Group [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Contingent Liabilities recognized in Consolidated Financials Ìý 37,000,000 35,900,000 Ìý
Fair Value, Inputs, Level 3 [Member] | Other Current Assets [Member] | Canadian Entities [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
Loans, Associated Interest and Accounts Receivable recognized in Consolidated Financials at Fair Value Ìý 48,600,000 $ 72,900,000 Ìý
Maximum [Member] | Other Current Assets [Member] | Canadian Entities [Member] Ìý Ìý Ìý Ìý
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Ìý Ìý Ìý Ìý
DIP Financing Ìý $ 10,000,000 Ìý Ìý