Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 24,073	$ 9,674	$ 61,926	$ 25,117
Other comprehensive income:
Currency translation adjustment	(455)	(530)	(489)	(762)
Unrealized (loss) gain on derivative instruments	(223)	221	(1,907)	1,636
Net (loss) gain recognized in other comprehensive income	(678)	(309)	(2,396)	874
Tax benefit (expense) related to items of other comprehensive income	153	70	541	(197)
Other comprehensive (loss) income	(525)	(239)	(1,855)	677
Total comprehensive income	$ 23,548	$ 9,435	$ 60,071	$ 25,794

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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