ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
AOCI rollforward
Balance	$ (23,223)	$ (18,746)
Before-tax amount	(712)	98
Adoption of accounting standard		(2,732)
Amortization of net loss	732	173
Total activity in period	20	(2,461)
Balance	(23,203)	(21,207)
Pension Adjustment
AOCI rollforward
Balance	(20,908)	(15,878)
Before-tax amount
Adoption of accounting standard		(2,732)
Amortization of net loss	732	173
Total activity in period	732	(2,559)
Balance	(20,176)	(18,437)
Foreign Currency Translation
AOCI rollforward
Balance	(2,315)	(2,868)
Before-tax amount	(712)	98
Amortization of net loss
Total activity in period	(712)	98
Balance	$ (3,027)	$ (2,770)