FAIR VALUE MEASUREMENTS - Estimated Fair Values of Financial Assets and Liabilities Measured on a Recurring Basis (Details) - Level 1 - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Deferred compensation
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation liability	$ 2,450	$ 2,457
Deferred compensation
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation asset	$ 1,305	$ 1,398