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Long-Term Debt - Narrative (Details) - USD ($)		3 Months Ended		6 Months Ended
	May 03, 2021	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Jan. 27, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Debt issuance costs and discount, net of issuance premium		$ 16,800,000		$ 16,800,000			$ 16,300,000
Loss on debt extinguishment		9,600,000	$ 0	$ 9,600,000	$ 0
Federal Funds Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (percent)				3.00%
New Term Loans
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 1,545,000,000
Maturity covenant, minimum amount of Borrower's 6.750% senior unsecured notes due 2025 not repaid, repurchased or redeemed or refinanced	$ 185,000,000
Maturity covenant, minimum maturity date for borrowings after August 31, 2026 by no later than April 1, 2025	91 days
Quarterly amortization in aggregate principal amount, percent per annum (percent)	1.00%
Debt issuance costs and discount, net of issuance premium		$ 8,900,000		$ 8,900,000
New Term Loans | LIBOR
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (percent)	3.75%
Debt instrument, basis spread on variable rate, floor (percent)	0.75%
New Term Loans | Federal Funds Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (percent)	0.50%
New Term Loans | One-month LIBOR
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (percent)	1.00%
New Term Loans | Base Rate
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate (percent)	2.75%
Debt instrument, basis spread on variable rate, floor (percent)	1.75%
6.750% senior unsecured notes due 2025 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate (percent)	6.75%	6.75%		6.75%
Revolving Credit Facility | Secured Debt
Debt Instrument [Line Items]
Availability on line of credit instrument		$ 163,700,000		$ 163,700,000
Revolving Credit Facility | The Revolver | Secured Debt
Debt Instrument [Line Items]
Increase in outstanding commitments						$ 50,000,000.0
Amount of line of credit outstanding		0		0			$ 0
Letter of Credit | Secured Debt
Debt Instrument [Line Items]
Availability on line of credit instrument		$ 6,300,000		$ 6,300,000

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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