Retirement Plans (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Defined Contribution Plan Disclosure [Line Items]
Deferred compensation plan (income) expense	$ (5,138,000)	$ 167,000
Accruals and other current liabilities	351,273,000		$ 323,603,000
Deferred compensation plan liabilities	89,282,000		94,890,000
Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits
Defined Contribution Plan Disclosure [Line Items]
Accruals and other current liabilities	7,779,000		7,309,000
Deferred compensation plan liabilities	89,282,000		94,890,000
Total DCP liabilities	97,061,000		$ 102,199,000
Nonqualified Plan | Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits
Defined Contribution Plan Disclosure [Line Items]
Deferred compensation plan (income) expense	(5,138,000)	167,000
DCP participant deferrals	669,000	854,000
Contributions by employer	$ 0	$ 0
Nonqualified Plan | Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits | Class B Common Stock
Defined Contribution Plan Disclosure [Line Items]
Phantom shares issuable (in shares)	24,111,988		25,384,449