CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 155,802	$ 136,912	$ 286,839	$ 256,971
Direct operating costs	106,219	95,464	202,015	179,852
Gross profit	49,583	41,448	84,824	77,119
Selling, general and administrative expenses	24,049	21,156	44,354	43,388
Operating income	25,534	20,292	40,470	33,731
Other income (expense):
Interest income	202	39	409	63
Interest expense	(3,588)	(2,907)	(7,618)	(5,716)
Foreign currency loss	(384)	(139)	(523)	(153)
Other	122	193	232	2,316
Total other expense	(3,648)	(2,814)	(7,500)	(3,490)
Income before income taxes	21,886	17,478	32,970	30,241
Income tax expense	6,395	4,258	9,436	7,778
Net income	$ 15,491	$ 13,220	$ 23,534	$ 22,463
Earnings per share:
Basic (in dollars per share)	$ 0.70	$ 0.60	$ 1.07	$ 1.03
Diluted (in dollars per share)	$ 0.70	$ 0.60	$ 1.06	$ 1.02
Shares used in earnings per share calculation:
Basic (in shares)	22,006	21,867	21,997	21,835
Diluted (in shares)	22,208	22,024	22,203	21,991