Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Consolidated Statements of Comprehensive Income
Net income	$ 43,231	$ 62,158	$ 14,069
Other comprehensive (loss) income:
Currency translation adjustment	(770)	896	(868)
Unrealized gain on derivative instruments	533	1,061	69
Net (loss) gain recognized in other comprehensive income	(237)	1,957	(799)
Tax benefit (expense) related to items of other comprehensive income	54	(686)	275
Other comprehensive (loss) income	(183)	1,271	(524)
Total comprehensive income	$ 43,048	$ 63,429	$ 13,545

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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