Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Preferred Stock [Member]	Common Stock [Member]	Surplus [Member]	ESOP Obligation [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2010	$ 19,408	$ 988	$ 89,893	$ (104)	$ 4,182	$ (3,286)	$ 25,572	$ 136,653
Balance (in shares) at Dec. 31, 2010	20,000	9,880,743
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	0	0	0	0	0	0	4,473	4,473
Issuance of common stock for acquisitions	0	73	8,765	0	0	0	0	8,838
Issuance of common stock for acquisitions (in shares)	0	725,000
Dividends on preferred stock and accretion of common stock warrants	592	0	0	0	0	0	(1,242)	(650)
Redemption of Series A preferred stock	(20,000)	0	0	0	0	0	0	(20,000)
Redemption of Series A preferred stock (in shares)	(20,000)	0
Issuance of Series B preferred stock	32,000	0	0	0	0	0	0	32,000
Issuance of Series B preferred stock (in shares)	32,000	0
Dividends on Series B Preferred Stock	0	0	0	0	0	0	(560)	(560)
Dividends on common stock	0	0	0	0	0	0	(2,776)	(2,776)
Exercise of stock options	0	1	66	0	0	0	0	67
Exercise of stock options (in shares)	0	10,240
Tax benefit resulting from exercise of stock options, net adjustment	0	0	1	0	0	0	0	1
ESOP compensation expense	0	0	42	104	0	0	0	146
Stock option and restricted stock compensation expense	0	0	75	0	0	0	0	75
Change in accumulated other comprehensive income	0	0	0	0	3,570	0	0	3,570
Balance at Dec. 31, 2011	32,000	1,062	98,842	0	7,752	(3,286)	25,467	161,837
Balance (in shares) at Dec. 31, 2011	32,000	10,615,983
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	0	0	0	0	0	0	9,642	9,642
Issuance of common stock for acquisitions	0	76	11,454	0	0	0	0	11,530
Issuance of common stock for acquisitions (in shares)	0	756,511
Issuance of Series C preferred stock for acquisitions	9,997	0	0	0	0	0	0	9,997
Issuance of Series C preferred stock for acquisitions (in shares)	99,971	0
Dividends on Series B Preferred Stock	0	0	0	0	0	0	(1,547)	(1,547)
Dividends on common stock	0	0	0	0	0	0	(2,933)	(2,933)
Exercise of stock options	0	1	99	0	0	0	0	100
Exercise of stock options (in shares)	0	14,117
Tax benefit resulting from exercise of stock options, net adjustment	0	0	1	0	0	0	0	1
Stock option and restricted stock compensation expense	0	0	207	0	0	0	0	207
Change in accumulated other comprehensive income	0	0	0	0	407	0	0	407
Balance at Dec. 31, 2012	41,997	1,139	110,603	0	8,159	(3,286)	30,629	189,241
Balance (in shares) at Dec. 31, 2012	131,971	11,386,611
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	0	0	0	0	0	0	14,176	14,176
Dividends on Series B Preferred Stock	0	0	0	0	0	0	(931)	(931)
Dividends on Series C Preferred Stock	0	0	0	0	0	0	(400)	(400)
Dividends on common stock	0	0	0	0	0	0	(3,488)	(3,488)
Exercise of stock options	0	1	68	0	0	0	0	69
Exercise of stock options (in shares)	0	6,155
Tax benefit resulting from exercise of stock options, net adjustment	0	0	4	0	0	0	0	4
Issuance of restricted stock	0	1	(1)	0	0	0	0	0
Issuance of restricted stock (in shares)	0	14,430
Tax benefit resulting from issuance of restricted stock	0	0	14	0	0	0	0	14
Stock option and restricted stock compensation expense	0	0	329	0	0	0	0	329
Change in accumulated other comprehensive income	0	0	0	0	(8,265)	0	0	(8,265)
Balance at Dec. 31, 2013	$ 41,997	$ 1,141	$ 111,017	$ 0	$ (106)	$ (3,286)	$ 39,986	$ 190,749
Balance (in shares) at Dec. 31, 2013	131,971	11,407,196