CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]
Balance at Dec. 31, 2014	$ 240,135	$ 174,385	$ 128,512	$ (19,998)	$ (42,764)
Balance, shares at Dec. 31, 2014		49,239,004
Net income	11,954		11,954
Other comprehensive income	3,091			3,091
Stock option exercises, net value	26		(87)		113
Stock option exercises, net shares		13,000
Stock option expense, net	19	$ 19
Restricted stock grants, value		$ (744)	(469)		1,213
Restricted stock grants, shares		139,986
Restricted stock forfeitures, value	(34)	$ 6	12		(52)
Restricted stock forfeitures, shares		(8,091)
Restricted stock expense	549	$ 549
Cash dividend payments	(2,179)		(2,179)
Treasury stock purchases	(9,632)				(9,632)
Treasury stock purchases, shares		(1,770,317)
Balance at Sep. 30, 2015	243,929	$ 174,215	137,743	(16,907)	(51,122)
Balance, shares at Sep. 30, 2015		47,613,582
Balance at Jun. 30, 2015				(22,045)
Net income	4,143
Other comprehensive income	5,138
Balance at Sep. 30, 2015	243,929	$ 174,215	137,743	(16,907)	(51,122)
Balance, shares at Sep. 30, 2015		47,613,582
Balance at Dec. 31, 2015	244,245	$ 174,304	140,819	(19,220)	(51,658)
Balance, shares at Dec. 31, 2015		47,517,644
Net income	13,803		13,803
Other comprehensive income	8,969			8,969
Stock option exercises, net value	$ 462		(782)		1,244
Stock option exercises, net shares	165,405	165,405
Stock option expense, net	$ 8	$ 8
Restricted stock grants, value		$ (1,157)	(328)		1,485
Restricted stock grants, shares		192,874
Restricted stock forfeitures, value		$ 13	14		(27)
Restricted stock forfeitures, shares		(2,928)
Restricted stock expense	716	$ 716
Purchase of James & Sons Insurance	1,547		(501)		2,048
Purchase of James & Sons Insurance, shares		262,705
Cash dividend payments	(3,776)		(3,776)
Treasury stock purchases	(9,571)				(9,571)
Treasury stock purchases, shares		(1,593,312)
Balance at Sep. 30, 2016	256,403	$ 173,884	149,249	(10,251)	(56,479)
Balance, shares at Sep. 30, 2016		46,542,388
Balance at Jun. 30, 2016				(8,640)
Net income	5,153
Other comprehensive income	(1,611)
Balance at Sep. 30, 2016	$ 256,403	$ 173,884	$ 149,249	$ (10,251)	$ (56,479)
Balance, shares at Sep. 30, 2016		46,542,388