CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Consolidated net (loss) income	$ (55,943)	$ (15,717)	$ 38,802
Other comprehensive income (loss), before income tax:
Unrealized foreign currency translation gain (loss)	47	(153)	75
Unrealized loss on interest rate contracts	(1,078)	(420)	0
Unrealized loss on interest rate contracts	1,312	186	0
Other comprehensive income (loss), before income tax	281	(387)	75
Other Comprehensive Income (Loss), Tax1 [Abstract]
Income tax effect related to unrealized foreign currency translation gain (loss)	26	(31)	0
Income tax effect related to unrealized loss on interest rate contracts	(571)	(107)	0
Income tax effect related to reclassification adjustment to statement of operations	93	48	0
Valuation allowance adjustment	511	0	0
Taxes on other comprehensive income (loss)	59	(90)	0
Other comprehensive income (loss), net of tax	222	(297)	75
Comprehensive (loss) income	(55,721)	(16,014)	38,877
Less: Net income attributable to noncontrolling interest in subsidiary	1,770	1,234	1,289
Comprehensive (loss) income attributable to common shareholders	$ (57,491)	$ (17,248)	$ 37,588