Business Combinations (Unaudited Financial and Pro Forma Informations) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019
Unaudited Financial Information
Net Interest Income	$ 38,459		$ 33,641		$ 74,715	$ 67,232
Non-interest Income	12,423		10,509		26,504	22,167
Provision for Loan Losses	5,900		250		11,050	925
Non-interest Expense	28,088		25,618		58,416	52,377
Income before Income Taxes	16,894		18,282		31,753	36,097
Income Tax Expense	2,639		3,011		5,026	5,759
NET INCOME	14,255	$ 12,472	15,271	$ 15,067	26,727	30,338
Citizens First
Unaudited Financial Information
Net Interest Income	38,459				74,715
Non-interest Income	12,423				26,504
Total Revenue	50,882				101,219
Provision for Loan Losses	5,900				11,050
Non-interest Expense	28,088				58,416
Income before Income Taxes	16,894				31,753
Income Tax Expense	2,639				5,026
NET INCOME	$ 14,255				$ 26,727
Earnings Per Share and Diluted Earnings Per Share (USD per share)	$ 0.54				$ 1.01
Net income related to operations of Citizens First	$ 1,226				$ 2,530
Total revenue related to operations of Citizens First	$ 3,959				$ 7,938
Unaudited Pro Forma Information
Net Interest Income			38,053			76,192
Non-interest Income			11,478			23,981
Total Revenue			49,531			100,173
Provision for Loan Losses Expense			1,150			1,825
Non-interest Expense			29,109			59,532
Income Before Income Taxes			19,272			38,816
Income Tax Expense			3,394			6,439
Net Income			$ 15,878			$ 32,377
Earnings Per Share and Diluted Earnings Per Share (USD per share)			$ 0.60			$ 1.13