Loans and Allowance for Loan Losses (Loan Risk Rating) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 1,903,248	$ 1,777,239
All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,876,261	1,743,081
All Other Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,828,124	1,728,896
All Other Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	39,084	10,758
All Other Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,828	309
All Other Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,979	2,915
All Other Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	246	203
Purchased Credit Impaired Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	26,987	34,158
Purchased Credit Impaired Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	18,974	26,623
Purchased Credit Impaired Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,841	3,147
Purchased Credit Impaired Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	199	1,536
Purchased Credit Impaired Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,973	2,852
Purchased Credit Impaired Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	905,306	860,027
Commercial Real Estate [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	890,051	842,345
Commercial Real Estate [Member] | All Other Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	860,447	834,912
Commercial Real Estate [Member] | All Other Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	25,180	6,791
Commercial Real Estate [Member] | All Other Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,057	0
Commercial Real Estate [Member] | All Other Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	367	642
Commercial Real Estate [Member] | All Other Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	15,255	17,682
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	12,473	14,050
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	2,234	1,805
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	139	1,030
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	409	797
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Consumer Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	423,338	407,254
Consumer Real Estate [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	416,797	398,542
Consumer Real Estate [Member] | All Other Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	413,192	394,728
Consumer Real Estate [Member] | All Other Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	989	2,678
Consumer Real Estate [Member] | All Other Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	738	14
Consumer Real Estate [Member] | All Other Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,713	1,122
Consumer Real Estate [Member] | All Other Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	165	0
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,541	8,712
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,258	5,617
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	38	756
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	60	446
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,185	1,893
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Construction and Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	227,626	187,895
Construction and Land Development [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	223,168	183,293
Construction and Land Development [Member] | All Other Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	216,459	182,524
Construction and Land Development [Member] | All Other Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,089	64
Construction and Land Development [Member] | All Other Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	158
Construction and Land Development [Member] | All Other Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	620	547
Construction and Land Development [Member] | All Other Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,458	4,602
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	902	4,033
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,556	569
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	337,075	308,254
Commercial and Industrial [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	336,668	305,697
Commercial and Industrial [Member] | All Other Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	328,564	303,805
Commercial and Industrial [Member] | All Other Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	6,786	1,090
Commercial and Industrial [Member] | All Other Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,033	137
Commercial and Industrial [Member] | All Other Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	228	462
Commercial and Industrial [Member] | All Other Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	57	203
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	407	2,557
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	41	2,382
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	50
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	366	125
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Consumer and Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	9,903	13,809
Consumer and Other [Member] | All Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	9,577	13,204
Consumer and Other [Member] | All Other Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	9,462	12,927
Consumer and Other [Member] | All Other Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	40	135
Consumer and Other [Member] | All Other Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Consumer and Other [Member] | All Other Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	51	142
Consumer and Other [Member] | All Other Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	24	0
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	326	605
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	300	541
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	13	17
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	10
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	13	37
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 0	$ 0