DEBT AND CREDIT FACILITIES (Narrative) (Details) $ / shares in Units, shares in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||||||||
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Dec. 31, 2017
USD ($)
$ / shares
shares
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Sep. 30, 2017
USD ($)
shares
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Mar. 31, 2017
USD ($)
shares
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Mar. 31, 2016
USD ($)
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Sep. 30, 2016
USD ($)
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Dec. 31, 2017
USD ($)
$ / shares
shares
|
Dec. 31, 2016
USD ($)
$ / shares
|
Dec. 31, 2015
USD ($)
|
Dec. 19, 2017
USD ($)
|
Feb. 09, 2017
$ / shares
|
Sep. 16, 2016
USD ($)
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Aug. 10, 2016
$ / shares
|
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Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 1,610,700,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Common shares, par value | $ / shares | $ 0.125 | Ìý | Ìý | Ìý | Ìý | $ 0.125 | $ 0.125 | Ìý | Ìý | Ìý | Ìý | Ìý |
Common Stock, New Shares, Issued | shares | Ìý | 44,400 | 63,250 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Net proceeds from issuance of common shares | Ìý | Ìý | Ìý | Ìý | $ 287,600,000 | $ 661,300,000 | $ 287,400,000 | $ 0 | Ìý | Ìý | Ìý | Ìý |
Shares Issued, Price Per Share | $ / shares | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 10.75 | Ìý | $ 6.75 |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | $ (174,300,000) | Ìý | 165,400,000 | (166,300,000) | (392,900,000) | Ìý | Ìý | Ìý | Ìý |
Debt redemption premiums paid | Ìý | Ìý | Ìý | Ìý | Ìý | 110,000,000 | 17,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt issuance costs | Ìý | Ìý | Ìý | Ìý | Ìý | 28,600,000 | 5,200,000 | $ 33,600,000 | Ìý | Ìý | Ìý | Ìý |
Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature | Ìý | Ìý | Ìý | Ìý | Ìý | $ 83,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Long-term Debt, Current Maturities | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 17,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Common Shares Issued in Debt to Equity Exchange | shares | 8,200 | Ìý | Ìý | Ìý | Ìý | 8,200 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 512,200,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$1.075 Billion 5.75% 2025 Senior Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Proceeds from Issuance of Debt | Ìý | $ 575,000,000 | $ 500,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 6.01% | Ìý | Ìý | Ìý | Ìý | 6.01% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Redemption Price of 35 percent or less of Outstanding | Ìý | Ìý | Ìý | Ìý | Ìý | 1.0575 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Interest Rate, Stated Percentage | 5.75% | Ìý | Ìý | Ìý | Ìý | 5.75% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt issuance, discount rate | 97.00% | Ìý | Ìý | Ìý | Ìý | 97.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Repurchase price if triggering event occurs | Ìý | Ìý | Ìý | Ìý | Ìý | 1.01 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
In the Event of Default Amount that will Accelerate | Ìý | Ìý | Ìý | Ìý | Ìý | 0.25 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 1,075,000,000 | Ìý | Ìý | Ìý | Ìý | $ 1,075,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Note Redemption Price, Percent of Principal Amount to be Redeemed | 100.00% | Ìý | Ìý | Ìý | Ìý | 100.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Amount in aggregate that can be redeemed on or prior to March 1, 2020 | Ìý | Ìý | Ìý | Ìý | Ìý | 0.3500 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt issuance costs | Ìý | Ìý | Ìý | Ìý | Ìý | $ 12,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | $ 11,300,000 | Ìý | Ìý | Ìý | Ìý | 11,300,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | 16,500,000 | Ìý | Ìý | Ìý | Ìý | $ 16,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
$400 Million 4.875% 2024 Senior Notes [Domain] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Proceeds from Issuance of Debt | $ 400,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 5.00% | Ìý | Ìý | Ìý | Ìý | 5.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Redemption Price of 35 percent or less of Outstanding | Ìý | Ìý | Ìý | Ìý | Ìý | 1.0488 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Amount to Remain Outstanding Prior to March 31, 2018 | Ìý | Ìý | Ìý | Ìý | Ìý | 0.6500 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Interest Rate, Stated Percentage | 4.875% | Ìý | Ìý | Ìý | Ìý | 4.875% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt issuance, discount rate | 99.00% | Ìý | Ìý | Ìý | Ìý | 99.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Repurchase price if triggering event occurs | Ìý | Ìý | Ìý | Ìý | Ìý | 1.01 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Initial Redemption Price | Ìý | Ìý | Ìý | Ìý | Ìý | 1.02438 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
In the Event of Default Amount that will Accelerate | Ìý | Ìý | Ìý | Ìý | Ìý | 0.25 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 400,000,000 | Ìý | Ìý | Ìý | Ìý | $ 400,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Note Redemption Price, Percent of Principal Amount to be Redeemed | 100.00% | Ìý | Ìý | Ìý | Ìý | 100.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Redemption amount prior to January 15, 2021 | Ìý | Ìý | Ìý | Ìý | Ìý | 10.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Secondary Redemption Price | Ìý | Ìý | Ìý | Ìý | Ìý | 1.03 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Amount in aggregate that can be redeemed on or prior to March 31, 2018 | Ìý | Ìý | Ìý | Ìý | Ìý | 0.3500 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | $ 7,100,000 | Ìý | Ìý | Ìý | Ìý | $ 7,100,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | 2,600,000 | Ìý | Ìý | Ìý | Ìý | $ 2,600,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
$316 Million 1.5% 2025 Senior Notes [Domain] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Proceeds from Issuance of Debt | $ 316,300,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 6.26% | Ìý | Ìý | Ìý | Ìý | 6.26% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Convertible debt, initial conversion price | $ 8.17 | Ìý | Ìý | Ìý | Ìý | $ 8.17 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Convertible debt, common shares exchanged | $ 122.4365 | Ìý | Ìý | Ìý | Ìý | $ 122.4365 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Common shares, par value | $ / shares | $ 0.125 | Ìý | Ìý | Ìý | Ìý | $ 0.125 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Convertible debt, principal increment | $ 1,000 | Ìý | Ìý | Ìý | Ìý | $ 1,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Interest Rate, Stated Percentage | 1.50% | Ìý | Ìý | Ìý | Ìý | 1.50% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 316,300,000 | Ìý | Ìý | Ìý | Ìý | $ 316,300,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Note Redemption Price, Percent of Principal Amount to be Redeemed | 100.00% | Ìý | Ìý | Ìý | Ìý | 100.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | $ 6,600,000 | Ìý | Ìý | Ìý | Ìý | $ 6,600,000 | Ìý | Ìý | $ 9,100,000 | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | 85,600,000 | Ìý | Ìý | Ìý | Ìý | 85,600,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature | Ìý | Ìý | Ìý | Ìý | Ìý | 83,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt issuance costs to APIC | Ìý | Ìý | Ìý | Ìý | Ìý | 2,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
$316 Million 1.5% 2025 Senior Notes [Domain] | Maximum [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Convertible debt, conversion price percentage | 0.98 | Ìý | Ìý | Ìý | Ìý | 0.98 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
$316 Million 1.5% 2025 Senior Notes [Domain] | Minimum [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Convertible debt, conversion price percentage | $ 1.30 | Ìý | Ìý | Ìý | Ìý | 1.30 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
$540 Million 8.25% 2020 First Lien Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 9.97% | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | $ 35,600,000 | Ìý | Ìý | 540,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 540,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | Ìý | Ìý | $ 93,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 8,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 25,700,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$218.5 Million 8.00% 2020 1.5 Lien Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 8.00% | Ìý | Ìý | Ìý | Ìý | 8.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 218,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 218,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | Ìý | Ìý | (45,100,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 0 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 65,700,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$544.2 Million 7.75% 2020 Second Lien Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 15.55% | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | 430,100,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 430,100,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | Ìý | Ìý | 104,500,000 | (6,900,000) | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 5,800,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 85,200,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 114,100,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Secured Debt [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 648,600,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
$500 Million 3.95% 2018 Senior Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Interest Rate, Stated Percentage | 3.95% | Ìý | Ìý | Ìý | Ìý | 3.95% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | $ (19,900,000) | Ìý | Ìý | Ìý | Ìý | Ìý | (1,800,000) | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 17,600,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$400 Million 5.90% 2020 Senior Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 5.98% | Ìý | Ìý | Ìý | Ìý | 5.98% | 5.98% | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 136,700,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 88,900,000 | Ìý | Ìý | Ìý | Ìý | 88,900,000 | $ 225,600,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | Ìý | Ìý | $ 7,800,000 | (28,300,000) | Ìý | Ìý | Ìý | Ìý | Ìý |
Basis points | 35 | Ìý | Ìý | Ìý | Ìý | 35 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | $ 200,000 | Ìý | Ìý | Ìý | Ìý | $ 200,000 | 600,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | $ 100,000 | Ìý | Ìý | Ìý | Ìý | $ 100,000 | 500,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 65,100,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$500 Million 4.80% 2020 Senior Notes[Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 4.83% | Ìý | Ìý | Ìý | Ìý | 4.83% | 4.83% | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 114,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Interest Rate, Stated Percentage | 4.80% | Ìý | Ìý | Ìý | Ìý | 4.80% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 122,400,000 | Ìý | Ìý | Ìý | Ìý | $ 122,400,000 | $ 236,800,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | (600,000) | Ìý | Ìý | Ìý | Ìý | 1,900,000 | (19,500,000) | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Redemption Expenses | 2,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | 300,000 | Ìý | Ìý | Ìý | Ìý | 300,000 | 700,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | $ 100,000 | Ìý | Ìý | Ìý | Ìý | $ 100,000 | 200,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 44,700,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$700 Million 4.875% 2021 Senior Notes[Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 4.89% | Ìý | Ìý | Ìý | Ìý | 4.89% | 4.89% | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 171,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Interest Rate, Stated Percentage | 4.875% | Ìý | Ìý | Ìý | Ìý | 4.875% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 138,400,000 | Ìý | Ìý | Ìý | Ìý | $ 138,400,000 | $ 309,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | Ìý | Ìý | $ 2,800,000 | (33,300,000) | Ìý | Ìý | Ìý | Ìý | Ìý |
Basis points | 25 | Ìý | Ìý | Ìý | Ìý | 25 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | $ 300,000 | Ìý | Ìý | Ìý | Ìý | $ 300,000 | 1,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | $ 100,000 | Ìý | Ìý | Ìý | Ìý | $ 100,000 | 200,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 76,300,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
$800 Million 6.25% 2040 Senior Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Imputed interest rate | 6.34% | Ìý | Ìý | Ìý | Ìý | 6.34% | 6.34% | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 298,400,000 | Ìý | Ìý | Ìý | Ìý | $ 298,400,000 | $ 298,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (84,500,000) | Ìý | Ìý | Ìý | Ìý | Ìý |
Basis points | 40 | Ìý | Ìý | Ìý | Ìý | 40 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unamortized Debt Issuance Expense | $ 2,400,000 | Ìý | Ìý | Ìý | Ìý | $ 2,400,000 | 2,500,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | $ 3,400,000 | Ìý | Ìý | Ìý | Ìý | 3,400,000 | 3,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 194,400,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Unsecured Debt [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Extinguishment of Debt, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | $ 422,200,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Repurchase price if triggering event occurs | Ìý | Ìý | Ìý | Ìý | Ìý | 1.01 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Note Redemption Price, Percent of Principal Amount to be Redeemed | 100.00% | Ìý | Ìý | Ìý | Ìý | 100.00% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unsecured Debt [Member] | Maximum [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Time Period During Which Senior Notes May Be Redeemed at Company's Option, Number of Days From When Prior Notice Sent to Holders | Ìý | Ìý | Ìý | Ìý | Ìý | 60 days | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Unsecured Debt [Member] | Minimum [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Time Period During Which Senior Notes May Be Redeemed at Company's Option, Number of Days From When Prior Notice Sent to Holders | Ìý | Ìý | Ìý | Ìý | Ìý | 30 days | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
ABL Facility [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | $ 550,000,000 | Ìý | Ìý | Ìý | Ìý | $ 550,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
U.S. Tranche | 450,000,000 | Ìý | Ìý | Ìý | Ìý | 450,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Sublimit for Issuers of Letters of Credit for U.S. Tranche | 250,000,000 | Ìý | Ìý | Ìý | Ìý | 250,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Sublimit for U.S. Swingline Loans | 100,000,000 | Ìý | Ìý | Ìý | Ìý | 100,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Australian Tranche | 100,000,000 | Ìý | Ìý | Ìý | Ìý | 100,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Sublimit for Issuance of Letters of Credit for Australian Tranche | 50,000,000 | Ìý | Ìý | Ìý | Ìý | 50,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Sublimit for Australian Swingline Loans | 20,000,000 | Ìý | Ìý | Ìý | Ìý | $ 20,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
LIBOR Rate Based on a One-month interest period plus 1 percent | Ìý | Ìý | Ìý | Ìý | Ìý | 0.01 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Fixed Charge Coverage Ratio | Ìý | Ìý | Ìý | Ìý | Ìý | 1.0 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Credit facility, amount outstanding | 0 | Ìý | Ìý | Ìý | Ìý | $ 0 | 0 | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility, Remaining Borrowing Capacity | 226,700,000 | Ìý | Ìý | Ìý | Ìý | 226,700,000 | 227,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Revolving credit facility, borrowing capacity | 273,200,000 | Ìý | Ìý | Ìý | Ìý | $ 273,200,000 | 333,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
ABL Facility [Member] | Maximum [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Base Rate | Ìý | Ìý | Ìý | Ìý | Ìý | 0.01 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Letter of Credit [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Credit facility, amount outstanding | 46,500,000 | Ìý | Ìý | Ìý | Ìý | $ 46,500,000 | $ 106,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Repurchase [Member] | $500 Million 3.95% 2018 Senior Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Redemption Price | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 301,000,000 | Ìý |
Debt Instrument, Par Value | Ìý | Ìý | Ìý | Ìý | 283,600,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Repurchase [Member] | $500 Million 4.80% 2020 Senior Notes[Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Par Value | Ìý | Ìý | Ìý | Ìý | $ 5,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Exchange of Debt for Equity [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Gain on extinguishment/restructuring of debt | (11,300,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Exchange of Debt for Equity [Member] | $218.5 Million 8.00% 2020 1.5 Lien Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | 20,100,000 | Ìý | Ìý | Ìý | Ìý | 20,100,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Exchange of Debt for Equity [Member] | $500 Million 3.95% 2018 Senior Notes [Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | 10,000,000 | Ìý | Ìý | Ìý | Ìý | 10,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Exchange of Debt for Equity [Member] | $700 Million 4.875% 2021 Senior Notes[Member] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Face Amount Exchanged | 26,800,000 | Ìý | Ìý | Ìý | Ìý | 26,800,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Equity [Member] | $316 Million 1.5% 2025 Senior Notes [Domain] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Line of Credit Facility [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Debt Instrument, Unamortized Discount | $ 85,900,000 | Ìý | Ìý | Ìý | Ìý | $ 85,900,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |