CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 134,054	$ 124,824	$ 370,345	$ 360,493
Direct operating costs	96,321	85,470	264,843	249,025
Gross profit	37,733	39,354	105,502	111,468
Selling, general and administrative expenses	22,444	18,439	62,158	57,683
Operating income	15,289	20,915	43,344	53,785
Other income (expense):
Interest income	18	8	49	90
Interest expense	(2,783)	(4,288)	(15,387)	(13,150)
Foreign currency gain (loss)	275	(224)	521	192
Other	234	(19)	537	2,480
Total other expense	(2,256)	(4,523)	(14,280)	(10,388)
Income before income taxes	13,033	16,392	29,064	43,397
Income tax expense	4,668	6,278	10,465	16,828
Net income	$ 8,365	$ 10,114	$ 18,599	$ 26,569
Earnings per share:
Basic (in dollars per share)	$ 0.38	$ 0.47	$ 0.86	$ 1.22
Diluted (in dollars per share)	$ 0.38	$ 0.46	$ 0.85	$ 1.22
Shares used in earnings per share calculation:
Basic (in shares)	21,774	21,714	21,750	21,700
Diluted (in shares)	21,931	21,804	21,893	21,780
Dividends paid per share (in dollars per share)	$ 0.18	$ 0.18	$ 0.54	$ 0.54