Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenue	$ 151,568	$ 147,954	$ 133,277
Insurance recoveries			533
Operating expenses:
Direct	57,049	52,350	49,187
Selling, general and administrative	42,699	38,960	34,441
Depreciation, amortization and impairment	5,277	6,374	7,505
Total operating expenses	105,025	97,684	91,133
Operating income	46,543	50,270	42,677
Other income (expense):
Interest income	168	14	18
Interest expense	(1,209)	(1,667)	(1,813)
Reclassification of cumulative foreign currency translation adjustment into earnings	(2,569)
Other, net	(118)	4	585
Total other income (expense)	(3,728)	(1,649)	(1,210)
Income before income taxes	42,815	48,621	41,467
Provision for income taxes	11,015	11,155	4,207
Net income	$ 31,800	$ 37,466	$ 37,260
Earnings per share of common stock:
Basic earnings per share (in dollars per share)	$ 1.28	$ 1.47	$ 1.48
Diluted earnings per share (in dollars per share)	$ 1.27	$ 1.46	$ 1.45
Weighted average shares and share equivalents outstanding
Basic (in shares)	24,922	25,422	25,170
Diluted (in shares)	25,052	25,640	25,696