Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Net income	$ 168,148	$ 202,889	$ 79,129
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(493)	483	(4,191)
Change in fair value of interest rate swap	255	599	337
Other comprehensive income (loss)	(238)	1,082	(3,854)
Comprehensive income	$ 167,910	$ 203,971	$ 75,275

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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