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Loans and Allowance for Loan Losses (Schedule of Loan Maturity Distribution by Type and Related Interest Rate) (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | $ 239,667 | $ 229,307
Total gross loans, net of deferred fees, After one but within five years | 719,677 | 662,830
Total gross loans, net of deferred fees, After five years | 850,011 | 785,195
Total gross loans, net of deferred fees | 1,809,355 | 1,677,332
Loans maturing after one year with: fixed interest rates | 1,198,490 | 1,100,854
Loans maturing after one year with: floating interest rates | 371,198 | 347,171
Commercial Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 180,268 | 167,452
Total gross loans, net of deferred fees, After one but within five years | 602,835 | 554,846
Total gross loans, net of deferred fees, After five years | 440,599 | 406,407
Total gross loans, net of deferred fees | 1,223,702 | 1,128,705
Commercial Loan [Member] | Owner Occupied Re [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 21,628 | 20,839
Total gross loans, net of deferred fees, After one but within five years | 161,881 | 165,436
Total gross loans, net of deferred fees, After five years | 207,218 | 180,743
Total gross loans, net of deferred fees | 390,727 | 367,018
Commercial Loan [Member] | Non Owner Occupied Re [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 50,516 | 43,000
Total gross loans, net of deferred fees, After one but within five years | 268,178 | 227,454
Total gross loans, net of deferred fees, After five years | 136,652 | 133,842
Total gross loans, net of deferred fees | 455,346 | 404,296
Commercial Loan [Member] | Business Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 84,902 | 80,672
Total gross loans, net of deferred fees, After one but within five years | 144,493 | 128,911
Total gross loans, net of deferred fees, After five years | 63,169 | 63,697
Total gross loans, net of deferred fees | 292,564 | 272,980
Commercial Loan [Member] | Construction Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 23,222 | 22,941
Total gross loans, net of deferred fees, After one but within five years | 28,283 | 33,045
Total gross loans, net of deferred fees, After five years | 33,560 | 28,425
Total gross loans, net of deferred fees | 85,065 | 84,411
Consumer Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 59,399 | 61,855
Total gross loans, net of deferred fees, After one but within five years | 116,892 | 107,984
Total gross loans, net of deferred fees, After five years | 409,412 | 378,788
Total gross loans, net of deferred fees | 585,653 | 548,627
Consumer Loan [Member] | Other Consumer [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 7,617 | 7,681
Total gross loans, net of deferred fees, After one but within five years | 14,294 | 11,253
Total gross loans, net of deferred fees, After five years | 4,534 | 4,888
Total gross loans, net of deferred fees | 26,445 | 23,822
Consumer Loan [Member] | Construction Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 16,216 | 16,006
Total gross loans, net of deferred fees, After one but within five years | 872 | 1,646
Total gross loans, net of deferred fees, After five years | 29,159 | 20,273
Total gross loans, net of deferred fees | 46,247 | 37,925
Consumer Loan [Member] | Real Estate Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 24,866 | 29,301
Total gross loans, net of deferred fees, After one but within five years | 77,323 | 70,467
Total gross loans, net of deferred fees, After five years | 239,911 | 221,175
Total gross loans, net of deferred fees | 342,100 | 320,943
Consumer Loan [Member] | Home Equity Loan [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total gross loans, net of deferred fees, One year or less | 10,700 | 8,867
Total gross loans, net of deferred fees, After one but within five years | 24,353 | 24,618
Total gross loans, net of deferred fees, After five years | 135,808 | 132,452
Total gross loans, net of deferred fees | $ 170,861 | $ 165,937

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