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Amount of the required periodic payments expressed as a percent of the original principal amount of debt instrument.

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Debt instrument prepayments description.

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Debt instrument prepayments excess cash flow percentage.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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Derivative maturity month year.

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Net leverage ratio.

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Net leverage ratio for next twelve month.

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Net leverage ratio in year two.

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Net leverage ratio one.

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Net leverage ratio thereafter.

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Percentage of consolidated EBITDA.

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

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Face (par) amount of debt instrument at time of issuance.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Fixed interest rate related to the interest rate derivative.

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Nominal or face amount used to calculate payment on derivative.

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The number of derivative instruments of a particular group held by the entity.

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Date the credit facility first became available, in CCYY-MM-DD format.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Debt - Credit Facility - Additional Information (Details)		1 Months Ended	6 Months Ended	16 Months Ended
	Mar. 08, 2019 USD ($)	May 31, 2019 Agreement	Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)
Line Of Credit Facility [Line Items]
Outstanding debt			$ 1,012,322,000	$ 1,012,322,000	$ 1,048,127,000
Interest Rate Swap Agreements
Line Of Credit Facility [Line Items]
Number of agreements held for maturity \| Agreement		8
Derivative maturity month and year		2024-05
Derivative, notional amount			800,000,000.0	800,000,000.0
Interest Rate Swap Agreements \| LIBOR
Line Of Credit Facility [Line Items]
Derivative, fixed interest rate		2.20%
Revolving Credit Facility
Line Of Credit Facility [Line Items]
Available borrowing capacity			$ 124,500,000	124,500,000
Credit Agreement
Line Of Credit Facility [Line Items]
Initiation date			Mar. 08, 2019
Outstanding debt			$ 1,012,300,000	1,012,300,000
Debt instrument, prepayments description			We are required to make prepayments on the Term Loans equal to our excess cash flow for a given fiscal year multiplied by the following excess cash flow percentages (such resulting payment an “Excess Cash Flow Payment”) based on our Net Leverage Ratio (as defined below) on the last day of such fiscal year: (a) 75% if the Net Leverage Ratio is greater than 3.75:1, (b) 50% if the Net Leverage Ratio is equal to or less than 3.75:1 but greater than 3.25:1 (c) 25% if the Net Leverage Ratio is equal to or less than 3.25:1 but greater than 2.75:1, and (d) 0% if the Net Leverage Ratio is equal to or less than 2.75:1
Net leverage ratio for next twelve month			5.75
Net leverage ratio in year two			5.25
Net leverage ratio thereafter			4.75
Net leverage ratio one			4.08
Credit Agreement \| Federal Funds Rate
Line Of Credit Facility [Line Items]
Basis spread on variable rate	0.50%
Credit Agreement \| One-Month LIBOR
Line Of Credit Facility [Line Items]
Basis spread on variable rate	1.00%
Credit Agreement \| Net Leverage Ratio Greater Than 3.75:1
Line Of Credit Facility [Line Items]
Excess cash flow percentage			75.00%
Net leverage ratio			375.00%
Credit Agreement \| Net Leverage Ratio Equal To or Less Than 3.75:1 but Greater Than 3.25:1
Line Of Credit Facility [Line Items]
Excess cash flow percentage			50.00%
Net leverage ratio			325.00%
Credit Agreement \| Net Leverage Ratio Equal To or Less Than 3.25:1 but Greater Than 2.75:1
Line Of Credit Facility [Line Items]
Excess cash flow percentage			25.00%
Net leverage ratio			275.00%
Credit Agreement \| Net Leverage Ratio Equal To or Less Than 2.75:1
Line Of Credit Facility [Line Items]
Excess cash flow percentage			0.00%
Credit Agreement \| Minimum
Line Of Credit Facility [Line Items]
Unused commitment fee percentage	0.25%
Credit Agreement \| Minimum \| LIBOR
Line Of Credit Facility [Line Items]
Variable rate basis	0.00%
Credit Agreement \| Maximum
Line Of Credit Facility [Line Items]
Unused commitment fee percentage	0.50%
Credit Agreement \| Revolving Credit Facility
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	$ 125,000,000.0
Maturity date			Mar. 08, 2024
Credit Agreement \| Revolving Credit Facility \| Minimum \| LIBOR
Line Of Credit Facility [Line Items]
Margin rate	3.75%
Credit Agreement \| Revolving Credit Facility \| Minimum \| Base Rate
Line Of Credit Facility [Line Items]
Margin rate	2.75%
Credit Agreement \| Revolving Credit Facility \| Maximum \| LIBOR
Line Of Credit Facility [Line Items]
Margin rate	4.25%
Credit Agreement \| Revolving Credit Facility \| Maximum \| Base Rate
Line Of Credit Facility [Line Items]
Margin rate	3.25%
Credit Agreement \| Swingline Sub Facility
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	$ 35,000,000.0
Maturity date			Mar. 08, 2024
Credit Agreement \| Letters of Credit Sub Facility
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	50,000,000.0
Credit Agreement \| Term Loan Facility A
Line Of Credit Facility [Line Items]
Debt instrument, face amount	$ 350,000,000.0
Periodic principal payment as percentage of aggregate principal amount	2.50%
Maturity date			Mar. 08, 2024
Credit Agreement \| Term Loan Facility A \| LIBOR
Line Of Credit Facility [Line Items]
Margin rate	4.25%
Credit Agreement \| Term Loan Facility A \| Base Rate
Line Of Credit Facility [Line Items]
Margin rate	3.25%
Credit Agreement \| Term Loan Facility B
Line Of Credit Facility [Line Items]
Debt instrument, face amount	$ 830,000,000.0
Periodic principal payment as percentage of aggregate principal amount	0.75%
Maturity date			Mar. 08, 2026
Credit Agreement \| Term Loan Facility B \| LIBOR
Line Of Credit Facility [Line Items]
Margin rate	5.25%
Credit Agreement \| Term Loan Facility B \| Base Rate
Line Of Credit Facility [Line Items]
Margin rate	4.25%
Credit Agreement \| Uncommitted Incremental Accordion Facility \| Minimum
Line Of Credit Facility [Line Items]
Maximum borrowing capacity	$ 125,000,000.0
Percentage of consolidated EBITDA requirement	50.00%
Credit Agreement \| Term Loans
Line Of Credit Facility [Line Items]
Payments on term loans				$ 125,000,000.0
Maturity date				Mar. 31, 2021