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Debt - Narrative (Details) |  | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 03, 2016 USD ($) | Jun. 30, 2016 USD ($) derivative | Mar. 31, 2016 USD ($) | Jun. 30, 2015 USD ($) | Mar. 31, 2015 USD ($) | Jun. 30, 2016 USD ($) facility derivative | Jun. 30, 2015 USD ($) | Feb. 18, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jan. 03, 2014 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Loss on debt extinguishment |  | $ 0 | $ (76,300,000) | $ 0 | $ 0 | $ 76,300,000 | $ 0 |  |  |
Carrying amount |  | 292,200,000 |  |  |  | 292,200,000 |  |  | $ 1,397,600,000 |
Term loan A |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Carrying amount |  | $ 0 |  |  |  | $ 0 |  |  | 312,800,000 |
Term loan A | Cash Flow Hedging |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  |  |  | $ 175,000,000 |
Hedged interest rate (as a percent) |  | 1.635% |  |  |  | 1.635% |  |  | 1.635% |
Term loan A | Cash Flow Hedging | Interest rate swap contracts |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Terminated derivatives |  |  |  |  |  | $ 4,300,000 |  |  |  |
Term loan B |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Carrying amount |  | $ 0 |  |  |  | 0 |  |  | $ 119,500,000 |
Senior notes 8.50% due 2020 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Interest rate, stated percentage (as a percent) | 8.50% |  |  |  |  |  |  |  |  |
Redemption price (as a percent) | 104.25% |  |  |  |  |  |  |  |  |
Redemption premium | $ 625,500,000.0 |  |  |  |  |  |  |  |  |
Carrying amount |  | 0 |  |  |  | 0 |  |  | 613,100,000 |
Senior notes 5.875% due 2022 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Interest rate, stated percentage (as a percent) | 5.875% |  |  |  |  |  |  |  |  |
Redemption price (as a percent) | 110.167% |  |  |  |  |  |  |  |  |
Redemption premium | $ 330,500,000.0 |  |  |  |  |  |  |  |  |
Carrying amount |  | $ 0 |  |  |  | $ 0 |  |  | 299,200,000 |
Senior Notes, Due 2020 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Write off of deferred financing expense |  |  | 6,900,000 |  |  |  |  |  |  |
Loss on debt extinguishment |  |  | 31,500,000 |  |  |  |  |  |  |
Debt redemption premium |  |  | 24,600,000 |  |  |  |  |  |  |
Derivative, notional amount | 11,800,000 |  |  |  |  |  |  |  |  |
Senior Notes Due 2021 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Face amount of debt |  |  |  |  |  |  |  | $ 260 |  |
Interest rate, stated percentage (as a percent) |  |  |  |  |  |  |  | 12.75% |  |
Minimum principal ownership to call debt (as a percent) (at least) |  |  |  |  |  | 25.00% |  |  |  |
Redemption price (as a percent) |  |  |  |  |  | 100.00% |  |  |  |
Maximum percentage of the principal amount of the debt instrument which the entity may redeem with proceeds from qualified equity offerings (as a percent) (up to) |  | 35.00% |  |  |  | 35.00% |  |  |  |
Redemption price of debt instrument if redeemed with proceeds from qualified equity offerings (as a percent) |  |  |  |  |  | 112.75% |  |  |  |
Minimum percentage of the principal amount of the debt instrument which must remain outstanding after the entity has redeemed a portion of the debt instrument with proceeds from qualified equity offerings (as a percent) (at least) |  | 65.00% |  |  |  | 65.00% |  |  |  |
Maximum redemption period for the entity to redeem the debt instrument following the receipt of proceeds from qualified equity offerings (in number of days) |  |  |  |  |  | 90 days |  |  |  |
Redemption price, required repurchases |  |  |  |  |  | 101.00% |  |  |  |
Senior Notes Due 2021 | Guarantor Subsidiaries |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Ownership of subsidiaries (as a percent) |  | 100.00% |  |  |  | 100.00% |  |  |  |
Senior Notes, Due 2022 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Write off of deferred financing expense |  |  | 3,400,000 |  |  |  |  |  |  |
Loss on debt extinguishment |  |  | 34,600,000 |  |  |  |  |  |  |
Debt redemption premium |  |  | $ 31,200,000 |  |  |  |  |  |  |
Derivative, notional amount | 700,000 |  |  |  |  |  |  |  |  |
Other |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Carrying amount |  | $ 48,500,000 |  |  |  | $ 48,500,000 |  |  | $ 66,300,000 |
Weighted average interest rate (as a percent) |  | 5.26% |  |  |  | 5.26% |  |  |  |
Senior Notes | Interest rate swap contracts |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Number of interest rate swaps outstanding | derivative |  | 0 |  |  |  | 0 |  |  |  |
Revolving Credit Facility | Wells Fargo Bank | Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed charge coverage ratio |  |  |  |  |  | 1.00 |  |  |  |
Revolving Credit Facility | Wells Fargo Bank | Line of Credit | Asset Based Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under revolving credit facility | $ 225,000,000 |  |  |  |  |  |  |  |  |
Debt term | 5 years |  |  |  |  |  |  |  |  |
Letter of Credit | Wells Fargo Bank | Line of Credit | Asset Based Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under revolving credit facility | $ 75,000,000 |  |  |  |  |  |  |  |  |
Letter of Credit | Wells Fargo Bank | Line of Credit | Asset Based Revolving Credit Facility | Subsidiary |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under revolving credit facility | $ 10,000,000 |  |  |  |  |  |  |  |  |
New Senior Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under revolving credit facility |  |  |  |  |  |  |  |  |  | $ 1,050,000,000
Number of loan facilities included with the senior credit facility | facility |  |  |  |  |  | 3 |  |  |  |
New Senior Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under revolving credit facility |  |  |  |  |  |  |  |  |  | 500,000,000
Debt term |  |  |  |  |  | 5 years |  |  |  |
Write off of deferred financing expense |  |  |  |  |  | $ 5,900,000.0 |  |  |  |
New Senior Credit Facility | Term loan A |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt term |  |  |  |  |  | 5 years |  |  |  |
Face amount of debt |  |  |  |  |  |  |  |  |  | 350,000,000
New Senior Credit Facility | Term loan B |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt term |  |  |  |  |  | 7 years |  |  |  |
Face amount of debt |  |  |  |  |  |  |  |  |  | $ 200,000,000
Prior Senior Credit Facility | LIBOR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 1.50% |  |  |  |
Prior Senior Credit Facility | Prime Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 0.50% |  |  |  |
Prior Senior Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity under revolving credit facility |  | $ 197,700,000.0 |  |  |  | $ 197,700,000.0 |  |  |  |
Borrowings on facility |  | 0 |  |  |  | 0 |  |  |  |
Excess capacity |  | 173,400,000 |  |  |  | 173,400,000 |  |  |  |
Prior Senior Credit Facility | Letter of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Borrowings on facility |  | $ (24,300,000) |  |  |  | $ (24,300,000) |  |  |  |

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