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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Net income	$ 66,053	$ 79,957	$ 49,217
Other comprehensive income before tax and net of reclassification adjustments:
Change in fair value of interest rate swaps	235	789	$ 892
Change in fair value of available-for-sale securities	19	427
Other comprehensive income, before tax	254	1,216	$ 892
Income tax expense related to components of other comprehensive income	99	474	338
Other comprehensive income, net of tax	155	742	554
Comprehensive income	$ 66,208	$ 80,699	$ 49,771

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