Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Consolidated Statements of Comprehensive Income
Net income	$ 12,886	$ 19,367	$ 14,800
Other comprehensive income
Mark to market of interest rate hedges, net of tax expense of $241, $317 and $398 for 2015, 2014 and 2013, respectively	422	555	697
Minimum pension liability adjustments, net of tax expense (benefit) of $344, $(46) and $112 for 2015, 2014 and 2013, respectively	602	(81)	197
Total other comprehensive income	1,024	474	894
Comprehensive income	$ 13,910	$ 19,841	$ 15,694