ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($)
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	$ 154,364
Ending balance	270,047
Total Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	513
Current period other comprehensive income	1,860
Ending balance	2,373
Minimum Pension Liability
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	(346)
Current period other comprehensive income	0
Ending balance	(346)
Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance	859
Current period other comprehensive income	1,860
Ending balance	$ 2,719