ÐÇ¿Õ´«Ã½

Annual report pursuant to Section 13 and 15(d)

SUPPLEMENTARY GUARANTOR INFORMATION (Supplementary Statements of Condensed Consolidating Financial Position) (Details)

v3.19.3.a.u2
SUPPLEMENTARY GUARANTOR INFORMATION (Supplementary Statements of Condensed Consolidating Financial Position) (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Current Assets: Ìý Ìý Ìý Ìý
Cash and cash equivalents $ 352.6 $ 823.2 $ 978.3 $ 312.8
Accounts receivable, net 94.0 226.7 Ìý Ìý
Inventories 317.4 181.1 Ìý Ìý
Derivative assets 45.8 91.5 Ìý Ìý
Income tax receivable, current 58.6 117.3 Ìý Ìý
Other current assets 29.5 39.8 Ìý Ìý
Total current assets 897.9 1,479.6 Ìý Ìý
Non-Current Assets: Ìý Ìý Ìý Ìý
Property, plant and equipment, net 1,929.0 1,286.0 Ìý Ìý
Income tax receivable, non-current 62.7 121.3 Ìý Ìý
Deferred income taxes 459.5 464.8 Ìý Ìý
Investment in subsidiaries 0.0 0.0 Ìý Ìý
Long-term intercompany notes 0.0 0.0 Ìý Ìý
Other non-current assets 154.7 177.9 Ìý Ìý
TOTAL ASSETS 3,503.8 3,529.6 2,953.4 Ìý
Current liabilities: Ìý Ìý Ìý Ìý
Accounts payable 193.2 186.8 Ìý Ìý
Accrued liabilities 126.3 158.9 Ìý Ìý
State and local taxes payable 37.9 35.5 Ìý Ìý
Other current liabilities 52.0 87.0 Ìý Ìý
Total current liabilities 409.4 468.2 Ìý Ìý
Non-current liabilities: Ìý Ìý Ìý Ìý
Long-term debt 2,113.8 2,092.9 Ìý Ìý
Pension and OPEB liabilities 311.5 248.7 Ìý Ìý
Environmental and mine closure obligations 164.9 172.0 Ìý Ìý
LONG-TERM INTERCOMPANY NOTES 0.0 0.0 Ìý Ìý
Other non-current liabilities 146.3 123.6 Ìý Ìý
TOTAL LIABILITIES 3,145.9 3,105.4 Ìý Ìý
Equity: Ìý Ìý Ìý Ìý
TOTAL EQUITY 357.9 424.2 (444.1) (1,330.5)
TOTAL LIABILITIES AND EQUITY 3,503.8 3,529.6 Ìý Ìý
Consolidation, Eliminations [Member] Ìý Ìý Ìý Ìý
Current Assets: Ìý Ìý Ìý Ìý
Cash and cash equivalents 0.0 0.0 0.0 0.0
Accounts receivable, net (4.2) (4.1) Ìý Ìý
Inventories 0.0 0.0 Ìý Ìý
Derivative assets 0.0 0.0 Ìý Ìý
Income tax receivable, current 0.0 0.0 Ìý Ìý
Other current assets 0.0 0.0 Ìý Ìý
Total current assets (4.2) (4.1) Ìý Ìý
Non-Current Assets: Ìý Ìý Ìý Ìý
Property, plant and equipment, net 0.0 0.0 Ìý Ìý
Income tax receivable, non-current 0.0 0.0 Ìý Ìý
Deferred income taxes 0.0 0.0 Ìý Ìý
Investment in subsidiaries (1,868.3) (1,313.1) Ìý Ìý
Long-term intercompany notes (121.3) (121.3) Ìý Ìý
Other non-current assets 0.0 0.0 Ìý Ìý
TOTAL ASSETS (1,993.8) (1,438.5) Ìý Ìý
Current liabilities: Ìý Ìý Ìý Ìý
Accounts payable (4.2) (4.1) Ìý Ìý
Accrued liabilities 0.0 0.0 Ìý Ìý
State and local taxes payable 0.0 0.0 Ìý Ìý
Other current liabilities 0.0 0.0 Ìý Ìý
Total current liabilities (4.2) (4.1) Ìý Ìý
Non-current liabilities: Ìý Ìý Ìý Ìý
Long-term debt 0.0 0.0 Ìý Ìý
Pension and OPEB liabilities 0.0 0.0 Ìý Ìý
Environmental and mine closure obligations 0.0 0.0 Ìý Ìý
LONG-TERM INTERCOMPANY NOTES (121.3) (121.3) Ìý Ìý
Other non-current liabilities 0.0 0.0 Ìý Ìý
TOTAL LIABILITIES (125.5) (125.4) Ìý Ìý
Equity: Ìý Ìý Ìý Ìý
TOTAL EQUITY (1,868.3) (1,313.1) Ìý Ìý
TOTAL LIABILITIES AND EQUITY (1,993.8) (1,438.5) Ìý Ìý
Parent [Member] | Reportable Legal Entities [Member] Ìý Ìý Ìý Ìý
Current Assets: Ìý Ìý Ìý Ìý
Cash and cash equivalents 349.7 819.8 948.9 283.4
Accounts receivable, net 4.9 9.2 Ìý Ìý
Inventories 0.0 0.0 Ìý Ìý
Derivative assets 0.0 0.1 Ìý Ìý
Income tax receivable, current 58.6 117.3 Ìý Ìý
Other current assets 9.1 10.0 Ìý Ìý
Total current assets 422.3 956.4 Ìý Ìý
Non-Current Assets: Ìý Ìý Ìý Ìý
Property, plant and equipment, net 11.2 13.3 Ìý Ìý
Income tax receivable, non-current 58.6 117.2 Ìý Ìý
Deferred income taxes 458.3 463.6 Ìý Ìý
Investment in subsidiaries 1,821.1 1,262.3 Ìý Ìý
Long-term intercompany notes 0.0 0.0 Ìý Ìý
Other non-current assets 15.1 8.0 Ìý Ìý
TOTAL ASSETS 2,786.6 2,820.8 Ìý Ìý
Current liabilities: Ìý Ìý Ìý Ìý
Accounts payable 5.7 5.3 Ìý Ìý
Accrued liabilities 80.7 92.7 Ìý Ìý
State and local taxes payable 0.0 0.0 Ìý Ìý
Other current liabilities 6.0 4.8 Ìý Ìý
Total current liabilities 92.4 102.8 Ìý Ìý
Non-current liabilities: Ìý Ìý Ìý Ìý
Long-term debt 2,113.8 2,092.9 Ìý Ìý
Pension and OPEB liabilities 80.5 64.3 Ìý Ìý
Environmental and mine closure obligations 0.0 0.0 Ìý Ìý
LONG-TERM INTERCOMPANY NOTES 121.3 121.3 Ìý Ìý
Other non-current liabilities 20.7 15.3 Ìý Ìý
TOTAL LIABILITIES 2,428.7 2,396.6 Ìý Ìý
Equity: Ìý Ìý Ìý Ìý
TOTAL EQUITY 357.9 424.2 Ìý Ìý
TOTAL LIABILITIES AND EQUITY 2,786.6 2,820.8 Ìý Ìý
Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] Ìý Ìý Ìý Ìý
Current Assets: Ìý Ìý Ìý Ìý
Cash and cash equivalents 0.1 0.7 2.1 2.5
Accounts receivable, net 93.0 221.3 Ìý Ìý
Inventories 317.4 181.1 Ìý Ìý
Derivative assets 45.8 91.4 Ìý Ìý
Income tax receivable, current 0.0 0.0 Ìý Ìý
Other current assets 13.0 16.9 Ìý Ìý
Total current assets 469.3 511.4 Ìý Ìý
Non-Current Assets: Ìý Ìý Ìý Ìý
Property, plant and equipment, net 1,867.1 1,221.9 Ìý Ìý
Income tax receivable, non-current 4.1 4.1 Ìý Ìý
Deferred income taxes 0.0 0.0 Ìý Ìý
Investment in subsidiaries 47.2 50.8 Ìý Ìý
Long-term intercompany notes 0.0 0.0 Ìý Ìý
Other non-current assets 121.4 153.8 Ìý Ìý
TOTAL ASSETS 2,509.1 1,942.0 Ìý Ìý
Current liabilities: Ìý Ìý Ìý Ìý
Accounts payable 187.5 181.4 Ìý Ìý
Accrued liabilities 45.5 66.1 Ìý Ìý
State and local taxes payable 37.9 35.4 Ìý Ìý
Other current liabilities 38.6 74.1 Ìý Ìý
Total current liabilities 309.5 357.0 Ìý Ìý
Non-current liabilities: Ìý Ìý Ìý Ìý
Long-term debt 0.0 0.0 Ìý Ìý
Pension and OPEB liabilities 496.9 414.4 Ìý Ìý
Environmental and mine closure obligations 145.6 152.1 Ìý Ìý
LONG-TERM INTERCOMPANY NOTES 0.0 0.0 Ìý Ìý
Other non-current liabilities 120.3 99.5 Ìý Ìý
TOTAL LIABILITIES 1,072.3 1,023.0 Ìý Ìý
Equity: Ìý Ìý Ìý Ìý
TOTAL EQUITY 1,436.8 919.0 Ìý Ìý
TOTAL LIABILITIES AND EQUITY 2,509.1 1,942.0 Ìý Ìý
Non-Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] Ìý Ìý Ìý Ìý
Current Assets: Ìý Ìý Ìý Ìý
Cash and cash equivalents 2.8 2.7 $ 27.3 $ 26.9
Accounts receivable, net 0.3 0.3 Ìý Ìý
Inventories 0.0 0.0 Ìý Ìý
Derivative assets 0.0 0.0 Ìý Ìý
Income tax receivable, current 0.0 0.0 Ìý Ìý
Other current assets 7.4 12.9 Ìý Ìý
Total current assets 10.5 15.9 Ìý Ìý
Non-Current Assets: Ìý Ìý Ìý Ìý
Property, plant and equipment, net 50.7 50.8 Ìý Ìý
Income tax receivable, non-current 0.0 0.0 Ìý Ìý
Deferred income taxes 1.2 1.2 Ìý Ìý
Investment in subsidiaries 0.0 0.0 Ìý Ìý
Long-term intercompany notes 121.3 121.3 Ìý Ìý
Other non-current assets 18.2 16.1 Ìý Ìý
TOTAL ASSETS 201.9 205.3 Ìý Ìý
Current liabilities: Ìý Ìý Ìý Ìý
Accounts payable 4.2 4.2 Ìý Ìý
Accrued liabilities 0.1 0.1 Ìý Ìý
State and local taxes payable 0.0 0.1 Ìý Ìý
Other current liabilities 7.4 8.1 Ìý Ìý
Total current liabilities 11.7 12.5 Ìý Ìý
Non-current liabilities: Ìý Ìý Ìý Ìý
Long-term debt 0.0 0.0 Ìý Ìý
Pension and OPEB liabilities (265.9) (230.0) Ìý Ìý
Environmental and mine closure obligations 19.3 19.9 Ìý Ìý
LONG-TERM INTERCOMPANY NOTES 0.0 0.0 Ìý Ìý
Other non-current liabilities 5.3 8.8 Ìý Ìý
TOTAL LIABILITIES (229.6) (188.8) Ìý Ìý
Equity: Ìý Ìý Ìý Ìý
TOTAL EQUITY 431.5 394.1 Ìý Ìý
TOTAL LIABILITIES AND EQUITY $ 201.9 $ 205.3 Ìý Ìý