Parent Company Financial Statements (Statements of Cash Flows - Parent Company) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities
Net income	$ 4,110	$ 3,467
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation expense	188	154
Net cash used by operating activities	(6,358)	(6,507)
Cash flows from investing activities
Cash used in acquisitions	(29,464)	0
Net cash used in investing activities	(46,416)	(24,713)
Cash flows from financing activities
Share buyback - redeemed stock	(620)	(1,104)
Common stock dividends paid	(309)	(233)
Proceeds from exercised stock options	61	125
Net cash provided by financing activities	53,711	33,906
Net change in cash and cash equivalents	937	2,686
Beginning cash and cash equivalents	103,930	33,296
Ending cash and cash equivalents	104,867	35,982
Parent Company
Cash flows from operating activities
Net income	4,110	3,467
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in over (under) distributed earnings of subsidiaries	31,433	(3,865)
Stock-based compensation expense	13	11
(Increase) decrease in other assets, net	(137)	203
Increase (decrease) in other liabilities, net	574	(230)
Net cash used by operating activities	35,993	(414)
Cash flows from investing activities
Cash used in acquisitions	(67,944)	0
Net cash used in investing activities	(67,944)	0
Cash flows from financing activities
Share buyback - redeemed stock	(620)	(1,104)
Common stock dividends paid	(309)	0
Proceeds from exercised stock options	61	125
Net cash provided by financing activities	(868)	(979)
Net change in cash and cash equivalents	(32,819)	(1,393)
Beginning cash and cash equivalents	35,210	9,690
Ending cash and cash equivalents	$ 2,391	$ 8,297