Segment Reporting (Schedule of Segment Reporting Information by Segment) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($) segment	Mar. 31, 2017 USD ($)	Dec. 31, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment	2
Interest income	$ 13,103	$ 10,447
Interest expense	(774)	(514)
Provision for credit losses	(489)	(427)
Noninterest income	4,929	4,807
Noninterest expense	(11,462)	(9,651)
Income (loss) before taxes	5,307	4,662
Income tax (expense) benefit	(1,249)	(1,862)
Net income (loss)	4,058	2,800
Total assets	1,421,606	1,166,897	$ 1,393,860
Operating Segments [Member] | Corporate [Member]
Segment Reporting Information [Line Items]
Interest income	6	60
Noninterest expense	(2,115)	(1,981)
Net intersegment (expense) income	1,976	1,875
Income (loss) before taxes	(133)	(46)
Income tax (expense) benefit	177	18
Net income (loss)	44	(28)
Total assets	5,377	7,141
Operating Segments [Member] | Community Banking [Member]
Segment Reporting Information [Line Items]
Interest income	13,097	10,387
Interest expense	(774)	(514)
Provision for credit losses	(489)	(427)
Noninterest income	2,140	1,883
Noninterest expense	(7,347)	(5,861)
Net intersegment (expense) income	(1,831)	(1,677)
Income (loss) before taxes	4,796	3,791
Income tax (expense) benefit	(1,257)	(1,513)
Net income (loss)	3,539	2,278
Total assets	1,403,355	1,150,411
Operating Segments [Member] | Insurance Products and Services [Member]
Segment Reporting Information [Line Items]
Noninterest income	2,789	2,924
Noninterest expense	(2,000)	(1,809)
Net intersegment (expense) income	(145)	(198)
Income (loss) before taxes	644	917
Income tax (expense) benefit	(169)	(367)
Net income (loss)	475	550
Total assets	$ 12,874	$ 9,345