ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance			$ 408,754
Other comprehensive loss (net of tax of $1,098, $0 and $0)	$ (221)	$ 52	(3,273)	$ 49
Ending Balance	479,938		479,938
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(5,732)	63	(2,680)	66
Ending Balance	(5,953)	115	(5,953)	115
Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(4,958)	0	(1,973)	0
Other comprehensive loss (net of tax of $1,098, $0 and $0)	(240)	80	(3,225)	80
Ending Balance	(5,198)	80	(5,198)	80
Other Comprehensive Income (Loss), Tax	83	28	1,098	28
Defined Benefit Pension
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(675)	66	(675)	66
Other comprehensive loss (net of tax of $1,098, $0 and $0)	0	0	0	0
Ending Balance	(675)	66	(675)	66
Other Comprehensive Income (Loss), Tax	0	0	0	0
Foreign Currency Items
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(99)	(3)	(32)	0
Other comprehensive loss (net of tax of $1,098, $0 and $0)	19	(28)	(48)	(31)
Ending Balance	(80)	(31)	(80)	(31)
Other Comprehensive Income (Loss), Tax	$ 0	$ 0	$ 0	$ 0