CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parentheticals) - $ / shares	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY
Shares issued in common stock offerings, net of offering costs			1,613,000
Shares issued for trust preferred securities conversions		529,292	10,344
Cash dividend declared (in dollars per share)	$ 0.92	$ 0.92	$ 0.92