CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net income	$ 7,226	$ 4,563	$ 19,069	$ 18,074
Unrealized holding gain (loss) arising during the period, net of tax	(3)	0	336	0
Less: reclassification adjustment for gains included in net income, net of tax	(98)	0	(516)	0
Interest rate swap, net of tax	0	(749)	0	(557)
Foreign currency translation adjustment, net of tax	(206)	70	(154)	391
Total other comprehensive loss	(307)	(679)	(334)	(166)
Total comprehensive income	$ 6,919	$ 3,884	$ 18,735	$ 17,908