Fair Value Measurements - Estimated Fair values Assets and Liabilities Measured on Recurring Basis (Details) - Level 1 - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred compensation liability
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation liability	$ 2,457	$ 2,475
Deferred compensation asset
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation asset	$ 1,398	$ 1,156