Business Combinations - Unaudited Pro Forma Condensed Combined Financial Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Business Combinations [Abstract]
Net interest income	$ 42,747	$ 42,997	$ 86,217	$ 83,623
Provision for loan losses	(560)	7,090	11,776	13,168
Non-interest income	18,284	15,123	37,145	32,774
Non-interest expense	46,013	33,402	87,812	77,361
Income before taxes	15,578	17,628	23,774	25,868
Income tax expense (benefit)	3,357	4,371	4,947	6,112
Net income (loss)	$ 12,221	$ 13,257	$ 18,827	$ 19,756
Earnings per share
Basic	$ 0.68	$ 0.74	$ 1.06	$ 1.10
Diluted	$ 0.67	$ 0.74	$ 1.06	$ 1.10
Basic weighted average shares o/s	18,067,190	17,972,132	17,685,679	17,963,782
Diluted weighted average shares o/s	18,120,210	18,019,040	17,738,699	18,010,690