LONG-TERM DEBT AND FINANCING ARRANGEMENTS - Credit Facility (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2022	Jun. 30, 2021
Financing Arrangements
Borrowings under credit facilities			$ 58,000
Repayment of debt			84,905	$ 54,643
Outstanding letters of credit	$ 10,600		10,600
Credit Facility
Financing Arrangements
Maximum borrowing capacity	250,000		250,000
Additional borrowing capacity that may be requested	125,000		125,000
Borrowings under credit facilities		$ 58,000
Repayment of debt	38,000	$ 20,000
Remaining borrowing capacity	200,000		200,000
Swing Line Facility
Financing Arrangements
Maximum borrowing capacity	25,000		25,000
Letters of Credit, Sub-Facility
Financing Arrangements
Maximum borrowing capacity	$ 20,000		$ 20,000