Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Issuance of common stock for acquisition, shares (in shares)		2,361,686		2,361,686
Stock options exercised, shares (in shares)	50	17,330	1,793	30,530
Equity based compensation, shares (in shares)	6,768	5,770	31,513	28,802
Cash dividends paid, per share (in dollars per share)	$ 0.27	$ 0.25	$ 0.54	$ 0.50
Vesting of restricted stock, shares (in shares)	5,296		17,541	20,285
Stock repurchased, shares (in shares)			140,526