Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Additional paid-in capital commons stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total
Beginning Balance at Dec. 31, 2017	$ 74	$ 75,319	$ 74,508	$ 381	$ 150,282
Net Income			13,573		13,573
Other comprehensive income (loss), net of taxes				(7,956)	(7,956)
Stock options, exercised		121			121
Cash dividends, common stock			(4,633)		(4,633)
Issuance of commons stock related to acquisition	12	42,311			42,323
Ending Balance at Sep. 30, 2018	86	117,751	83,448	(7,575)	193,710
Beginning Balance at Jun. 30, 2018	86	117,751	79,592	(4,741)	192,688
Net Income			5,402		5,402
Other comprehensive income (loss), net of taxes				(2,834)	(2,834)
Cash dividends, common stock			(1,546)		(1,546)
Ending Balance at Sep. 30, 2018	86	117,751	83,448	(7,575)	193,710
Beginning Balance at Dec. 31, 2018	86	117,883	87,018	(2,624)	202,363
Net Income			17,123		17,123
Other comprehensive income (loss), net of taxes				11,636	11,636
Stock repurchased	(1)	(4,261)			(4,262)
Stock options, exercised		257			257
Cash dividends, common stock			(5,139)		(5,139)
Ending Balance at Sep. 30, 2019	85	113,879	99,002	9,012	221,978
Beginning Balance at Jun. 30, 2019	86	115,741	94,567	6,464	216,858
Net Income			6,134		6,134
Other comprehensive income (loss), net of taxes				2,548	2,548
Stock repurchased	(1)	(1,910)			(1,911)
Stock options, exercised		48			48
Cash dividends, common stock			(1,699)		(1,699)
Ending Balance at Sep. 30, 2019	$ 85	$ 113,879	$ 99,002	$ 9,012	$ 221,978