CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 42,899	$ 33,013
Direct operating costs	21,084	17,638
Transportation costs	6,433	3,299
Gross profit	15,382	12,076
Selling, general and administrative expenses	5,726	5,605
Operating income	9,656	6,471
Other income (expense):
Interest income	5	5
Interest expense	(221)	(224)
Foreign currency gain (loss)	(938)	1,091
Other	97	80
Total other income (expense)	(1,057)	952
Income before income taxes	8,599	7,423
Income tax expense	3,193	2,900
Net income	$ 5,406	$ 4,523
Earnings per share:
Basic (in dollars per share)	$ 0.30	$ 0.25
Diluted (in dollars per share)	$ 0.29	$ 0.25
Shares used in earnings per share calculation:
Basic (in shares)	18,320	18,218
Diluted (in shares)	18,407	18,254
Dividends paid per share (in dollars per share)		$ 0.18