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Loans and Credit Quality - Restructured Loans (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2017 | Dec. 31, 2016
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | $ 11,382 |
Existing Troubled Debt Restructurings | 14,586 |
Total | 25,968 | $ 16,200
Commercial | AQR Special Mention |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 2,078 |
Commercial | AQR Substandard |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 9,304 |
Accrual Status |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 2,283 |
Existing Troubled Debt Restructurings | 5,404 |
Total | 7,687 |
Accrual Status | Commercial | AQR Special Mention |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 2,078 |
Accrual Status | Commercial | AQR Substandard |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 205 |
Nonaccrual Status |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 9,099 |
Existing Troubled Debt Restructurings | 9,182 |
Total | 18,281 |
Nonaccrual Status | Commercial | AQR Special Mention |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | 0 |
Nonaccrual Status | Commercial | AQR Substandard |  |
Financing Receivable, Modifications [Line Items] |  |
New Troubled Debt Restructurings | $ 9,099 |

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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18845-111554 + Details
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