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Debt Instrument, Covenant, Leverage Ratio, Future Increase, Maximum

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Debt Instrument, Covenant, Leverage Ratio, Maximum

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Debt Instrument, Covenant, Leverage Ratio, Maximum After Material Acquisition

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Letter Of Credit Fee, Commitment Fee Percentage

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Line Of Credit Facility, Covenant, Percentage of EBITDA

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Line Of Credit Facility, Increase In Maximum Borrowing Capacity

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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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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Percentage of principal amount of debt redeemed.

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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 long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

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Long-term Debt Long-term Debt - Narrative (Details)			6 Months Ended
Long-term Debt Long-term Debt - Narrative (Details)	Jun. 12, 2020 USD ($)	Mar. 24, 2020 USD ($)	Jun. 30, 2020 USD ($)	May 24, 2018 USD ($)
Line of Credit Facility [Line Items]
Maturities of long-term debt, 2020			$ 0.0
Maturities of long-term debt, 2021			0.0
Maturities of long-term debt, 2022			0.0
Maturities of long-term debt, 2023			0.0
Maturities of long-term debt, 2024			0.0
Maturities of long-term debt, 2025			40,000,000.0
Maturities of long-term debt, thereafter			$ 800,000,000.0
Senior Notes
Line of Credit Facility [Line Items]
Stated interest rate			5.375%
New Credit Facility \| Secured Debt \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Credit agreement, maximum borrowing capacity				$ 500,000,000
New Credit Facility \| Secured Debt \| Term Loan Credit Facility
Line of Credit Facility [Line Items]
Credit agreement, maximum borrowing capacity				50,000,000
New Credit Facility \| Secured Debt \| Canadian Dollar Term Loan Facility
Line of Credit Facility [Line Items]
Credit agreement, maximum borrowing capacity				$ 250,000,000
Amendment No. 1 to Credit Agreement
Line of Credit Facility [Line Items]
Amount available under revolving credit facility			$ 645,300,000
Weighted average interest rate on borrowings			1.43%
Amendment No. 1 to Credit Agreement \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Unused capacity commitment fee percentage			0.175%
Long-term debt			$ 40,000,000.0
Amendment No. 1 to Credit Agreement \| Letter of Credit
Line of Credit Facility [Line Items]
Long-term debt			$ 64,700,000
Amendment No. 1 to Credit Agreement \| Secured Debt
Line of Credit Facility [Line Items]
Increase in maximum borrowing capacity under certain conditions		$ 250,000,000
Line of credit facility covenant, percentage of EBITDA		65.00%
Maximum leverage ratio required for future credit increase		2.50
Maximum leverage ratio		4.00
Maximum leverage ratio after material acquisition		4.50
Minimum interest coverage ratio amount		3.00
Amendment No. 1 to Credit Agreement \| Secured Debt \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Credit agreement, maximum borrowing capacity		$ 750,000,000
Senior Notes Due 2028 \| Senior Notes
Line of Credit Facility [Line Items]
Aggregate principal amount of debt issued	$ 400,000,000
Stated interest rate	4.125%
Redemption price as a percentage	100.00%
Senior Notes Due 2028 \| Senior Notes \| Prior to June 23, 2023
Line of Credit Facility [Line Items]
Redemption price as a percentage	104.125%
Redeemable percentage of Senior Notes due 2028 prior to June 30, 2023	40.00%
Senior Notes Due 2028 \| Senior Notes \| Twelve months beginning June 30, 2023
Line of Credit Facility [Line Items]
Redemption price as a percentage	102.063%
Senior Notes Due 2028 \| Senior Notes \| Twelve months beginning on June 30, 2024
Line of Credit Facility [Line Items]
Redemption price as a percentage	101.031%
Senior Notes Due 2028 \| Senior Notes \| After June 30, 2025
Line of Credit Facility [Line Items]
Redemption price as a percentage	100.00%
Eurocurrency Rate \| Amendment No. 1 to Credit Agreement \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Margin on rate			1.25%
Eurocurrency Rate \| Amendment No. 1 to Credit Agreement \| Letter of Credit
Line of Credit Facility [Line Items]
Letter of credit fee			1.25%
Base Rate \| Amendment No. 1 to Credit Agreement \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Margin on rate			0.25%
Base Rate \| Amendment No. 1 to Credit Agreement \| Letter of Credit
Line of Credit Facility [Line Items]
Letter of credit fee			0.825%
Minimum \| Amendment No. 1 to Credit Agreement \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Unused capacity commitment fee percentage		0.15%
Minimum \| Amendment No. 1 to Credit Agreement \| Financial Letter of Credit
Line of Credit Facility [Line Items]
Letter of credit fee		1.00%
Minimum \| Amendment No. 1 to Credit Agreement \| Letter of Credit
Line of Credit Facility [Line Items]
Letter of credit fee		1.00%
Minimum \| Amendment No. 1 to Credit Agreement \| Performance Letter Of Credit
Line of Credit Facility [Line Items]
Letter of credit fee		0.75%
Minimum \| Eurocurrency Rate \| Amendment No. 1 to Credit Agreement
Line of Credit Facility [Line Items]
Margin on rate		1.00%
Minimum \| Eurocurrency Rate \| Amendment No. 1 to Credit Agreement \| Term Loan Credit Facility \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Margin on rate		1.00%
Minimum \| Base Rate \| Amendment No. 1 to Credit Agreement
Line of Credit Facility [Line Items]
Margin on rate		0.00%
Maximum \| Amendment No. 1 to Credit Agreement \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Unused capacity commitment fee percentage		0.225%
Maximum \| Amendment No. 1 to Credit Agreement \| Financial Letter of Credit
Line of Credit Facility [Line Items]
Letter of credit fee		1.75%
Maximum \| Amendment No. 1 to Credit Agreement \| Letter of Credit
Line of Credit Facility [Line Items]
Letter of credit fee		1.75%
Maximum \| Amendment No. 1 to Credit Agreement \| Performance Letter Of Credit
Line of Credit Facility [Line Items]
Letter of credit fee		1.05%
Maximum \| Eurocurrency Rate \| Amendment No. 1 to Credit Agreement
Line of Credit Facility [Line Items]
Margin on rate		1.75%
Maximum \| Eurocurrency Rate \| Amendment No. 1 to Credit Agreement \| Term Loan Credit Facility \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Margin on rate		1.75%
Maximum \| Base Rate \| Amendment No. 1 to Credit Agreement
Line of Credit Facility [Line Items]
Margin on rate		0.75%