Condensed Consolidated Statement of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Total
Balance at Dec. 31, 2013	$ 105	$ 167,869	$ (4,716)	$ 149,754	$ 313,012
Balance (in shares) at Dec. 31, 2013	10,495,856
Increase (Decrease) in Stockholders' Equity
Stock based compensation		2,099			$ 2,099
Exercise of warrant agreement (in shares)	15,361				15,361
Common stock issued for stock compensation plans, net of shares withheld and withholding paid for employee taxes	$ 1	(1,006)			$ (1,005)
Common stock issued for stock compensation plans, net of shares withheld and withholding paid for employee taxes (in shares)	74,824
Net income				4,604	4,604
Other comprehensive income (loss), net of tax			(146)		(146)
Balance at Jun. 30, 2014	$ 106	168,962	(4,862)	154,358	318,564
Balance (in shares) at Jun. 30, 2014	10,586,041
Balance at Dec. 31, 2014	$ 107	170,521	(23,947)	157,853	304,534
Balance (in shares) at Dec. 31, 2014	10,673,292
Increase (Decrease) in Stockholders' Equity
Stock based compensation		900			900
Exercise of warrant agreement	$ 2	3,339			$ 3,341
Exercise of warrant agreement (in shares)	260,068				21,371
Common stock issued for stock compensation plans, net of shares withheld and withholding paid for employee taxes	$ 1	(929)			$ (928)
Common stock issued for stock compensation plans, net of shares withheld and withholding paid for employee taxes (in shares)	72,074
Net income				1,432	1,432
Other comprehensive income (loss), net of tax			1,283		1,283
Balance at Jun. 30, 2015	$ 110	$ 173,831	$ (22,664)	$ 159,285	$ 310,562
Balance (in shares) at Jun. 30, 2015	11,005,434