Fair Value Measurement (Carrying Values and Fair Values of the Company's Financial Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Feb. 26, 2021	Feb. 08, 2021	Dec. 31, 2020	Jul. 28, 2017	Mar. 30, 2016	Dec. 17, 2012
Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 2,838,470			$ 2,849,307
Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	2,889,781			2,907,379
Term Loan A Facility | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	664,581			669,878
Term Loan A Facility | Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 670,781			$ 665,719
4.75% Notes due December 2022 | Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, interest rate		4.75%		4.75%			4.75%
4.75% Notes due December 2022 | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt				$ 398,230
4.75% Notes due December 2022 | Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt				$ 400,500
5.00% Notes due April 2024 | Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, interest rate	5.00%	5.00%		5.00%		5.00%
5.00% Notes due April 2024 | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 397,693			$ 991,074
5.00% Notes due April 2024 | Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 403,500			$ 1,015,000
4.75% Notes due August 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, interest rate	4.75%
4.75% Notes due August 2025 | Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, interest rate	4.75%			4.75%	4.75%
4.75% Notes due August 2025 | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 792,098			$ 790,125
4.75% Notes due August 2025 | Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 818,000			$ 826,160
4.25% Notes due February 2029 | Senior Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, interest rate	4.25%		4.25%
4.25% Notes due February 2029 | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 984,098
4.25% Notes due February 2029 | Estimated Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	$ 997,500