Fair Value - Schedule of Financial Instruments Measured at Fair Value on Recurring Basis (Details) - Fair Value, Recurring - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets:
Assets, Total	$ 18,470	$ 16,899
Liabilities:
Liabilities, Total	25,430	28,203
Forward Contract Agreements | Prepaid Expenses and Other
Assets:
Assets, Total	6	103
Deferred Compensation Investments in Cash Surrender Life Insurance | Other Assets
Assets:
Assets, Total	18,464	16,796
Deferred Compensation Plan Liabilities | Other Long-Term Liabilities
Liabilities:
Liabilities, Total	18,811	17,276
Interest Rate Swap | Other Long-Term Liabilities
Liabilities:
Liabilities, Total	3,035	7,234
Interest Rate Swap | Accrued Expenses and Other Current Liabilities
Liabilities:
Liabilities, Total	3,584	3,693
Level 2
Assets:
Assets, Total	18,470	16,899
Liabilities:
Liabilities, Total	25,430	28,203
Level 2 | Forward Contract Agreements | Prepaid Expenses and Other
Assets:
Assets, Total	6	103
Level 2 | Deferred Compensation Investments in Cash Surrender Life Insurance | Other Assets
Assets:
Assets, Total	18,464	16,796
Level 2 | Deferred Compensation Plan Liabilities | Other Long-Term Liabilities
Liabilities:
Liabilities, Total	18,811	17,276
Level 2 | Interest Rate Swap | Other Long-Term Liabilities
Liabilities:
Liabilities, Total	3,035	7,234
Level 2 | Interest Rate Swap | Accrued Expenses and Other Current Liabilities
Liabilities:
Liabilities, Total	$ 3,584	$ 3,693