Consolidated Statements Of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Deferred Compensation Obligation Under Rabbi Trust [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Stock Held by Rabbi Trust [Member]	Treasury Stock [Member]
Beginning balance at Dec. 31, 2015	$ 53,941	$ 35,927		$ 18,520	$ 86		$ (592)
Beginning balance (in shares) at Dec. 31, 2015		4,646,238
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,683			2,683
Other comprehensive income	444				444
Treasury shares purchased	(26)						(26)
Treasury shares purchased (in shares)		(2,127)
Options exercised	2						2
Options exercised (in shares)		449
Common stock issued	2	$ 2
Restricted stock granted (in shares)		38,022
Restricted stock forfeited (in shares)		(1,885)
Compensation expense related to stock option and restricted stock grants	212	$ 212
Dividends declared on common stock ($0.10 and $0.08 per share as of June 30, 2017 and 2016, respectively)	(372)			(372)
Ending balance at Jun. 30, 2016	56,886	$ 36,141		20,831	530		$ (616)
Ending balance (in shares) at Jun. 30, 2016		4,680,697
Beginning balance at Dec. 31, 2016	$ 60,072	$ 36,538	$ (1,383)	23,291	243	$ 1,383
Beginning balance (in shares) at Dec. 31, 2016	4,741,068	4,741,068
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 3,215			3,215
Other comprehensive income	797				797
Funding of Supplemental Director Retirement Plan	0		31			(31)
Options exercised	0
Proceeds of capital raise (net of capitalized costs of $187 thousand)	28,313	$ 28,313
Net proceeds of capital raise (in shares)		1,249,999
Restricted stock granted (in shares)		53,170
Restricted stock forfeited (in shares)		(3,235)
Compensation expense related to stock option and restricted stock grants	348	$ 348
Dividends declared on common stock ($0.10 and $0.08 per share as of June 30, 2017 and 2016, respectively)	(478)			(478)
Ending balance at Jun. 30, 2017	$ 92,267	$ 65,199	$ (1,352)	$ 26,028	$ 1,040	$ 1,352
Ending balance (in shares) at Jun. 30, 2017	6,041,002	6,041,002