CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Balance at Dec. 31, 2015	$ 73,764	$ 977	$ 11,603	$ (495)	$ 85,849
Balance (in shares) at Dec. 31, 2015	10,676,557
Net income					3,766
Other comprehensive income (loss)					911
Balance at Jun. 30, 2016				416
Balance at Dec. 31, 2015	$ 73,764	977	11,603	(495)	85,849
Balance (in shares) at Dec. 31, 2015	10,676,557
Net income			8,051		8,051
Other comprehensive income (loss)				(1,855)	(1,855)
Stock dividend adjustment	$ 4		(4)		0
Stock dividend adjustment (in shares)	505
Stock dividend declared	$ 5,088		(5,088)		0
Stock dividend declared (in shares)	428,786
Cash in lieu of fractional shares			(5)		(5)
Cash in lieu of fractional shares (in shares)	(101)
Stock-based compensation	$ 286				286
Tax deficiency related to expired, vested non-qualified stock options	(114)				(114)
Common shares issued related to restricted stock grants, net of restricted stock reversals	$ 61				61
Common shares issued related to restricted stock grants, net of restricted stock reversals (in shares)	34,976
Stock options exercised	$ 25				25
Stock options exercised (in shares)	7,723
Balance at Dec. 31, 2016	$ 79,114	977	14,557	(2,350)	92,298
Balance (in shares) at Dec. 31, 2016	11,148,446
Balance at Mar. 31, 2016				157
Net income					2,035
Other comprehensive income (loss)					259
Balance at Jun. 30, 2016				416
Balance at Dec. 31, 2016	$ 79,114	977	14,557	(2,350)	92,298
Net income			5,061		5,061
Other comprehensive income (loss)				67	67
Stock dividend adjustment	$ 207		(207)		0
Stock dividend adjustment (in shares)	289
Cash in lieu of fractional shares			(10)		(10)
Cash in lieu of fractional shares (in shares)	(129)
Stock-based compensation	$ 165				165
Common shares issued related to restricted stock grants, net of restricted stock reversals	$ 0				0
Common shares issued related to restricted stock grants, net of restricted stock reversals (in shares)	22,210
Balance at Jun. 30, 2017	$ 79,486	977	19,401	(2,283)	97,581
Balance (in shares) at Jun. 30, 2017	11,170,816
Balance at Mar. 31, 2017				(2,376)
Net income					2,548
Other comprehensive income (loss)					93
Balance at Jun. 30, 2017	$ 79,486	$ 977	$ 19,401	$ (2,283)	$ 97,581
Balance (in shares) at Jun. 30, 2017	11,170,816