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Loans Loan Categories and Past Due Loans(Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
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Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Loans Past Due 30-59 Days | $ 8,194 | $ 5,651
Loans Past Due 60-89 Days | 1,069 | 3,203
Loans Past Due 90 or more Days | 2,636 | 4,151
Total Loans Past Due | 11,899 | 13,005
Current Loans | 1,741,369 | 1,560,947
Total Loans | 1,753,268 | 1,573,952
Loans 90 or More Days Past Due and Still Accruing Interest | 1,201 | 187
Nonaccrual Loans | 4,193 | 6,433
Commercial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Loans Past Due 30-59 Days | 112 | 98
Loans Past Due 60-89 Days | 29 | 186
Loans Past Due 90 or more Days | 148 | 203
Total Loans Past Due | 289 | 487
Current Loans | 104,866 | 102,100
Total Loans | 105,155 | 102,587
Loans 90 or More Days Past Due and Still Accruing Interest | 0 | 0
Nonaccrual Loans | 155 | 387
Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Loans Past Due 30-59 Days | 121 | 0
Loans Past Due 60-89 Days | 0 | 0
Loans Past Due 90 or more Days | 0 | 1,469
Total Loans Past Due | 121 | 1,469
Current Loans | 431,525 | 383,470
Total Loans | 431,646 | 384,939
Loans 90 or More Days Past Due and Still Accruing Interest | 0 | 0
Nonaccrual Loans | 875 | 2,401
Other Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Loans Past Due 30-59 Days | 5,593 | 4,598
Loans Past Due 60-89 Days | 898 | 1,647
Loans Past Due 90 or more Days | 513 | 295
Total Loans Past Due | 7,004 | 6,540
Current Loans | 530,357 | 457,983
Total Loans | 537,361 | 464,523
Loans 90 or More Days Past Due and Still Accruing Interest | 158 | 0
Nonaccrual Loans | 589 | 450
Residential Portfolio Segment [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Loans Past Due 30-59 Days | 2,368 | 955
Loans Past Due 60-89 Days | 142 | 1,370
Loans Past Due 90 or more Days | 1,975 | 2,184
Total Loans Past Due | 4,485 | 4,509
Current Loans | 674,621 | 617,394
Total Loans | 679,106 | 621,903
Loans 90 or More Days Past Due and Still Accruing Interest | 1,043 | 187
Nonaccrual Loans | $ 2,574 | $ 3,195

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- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Recorded Investment -URI http://asc.fasb.org/extlink&oid=65880944 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524 + Details
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