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Troubled Debt Restructuring Defaults (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 USD ($)
Financing Receivable, Modifications, Subsequent Default [Line Items] |
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | 1
Financing Receivable, Modifications, Subsequent Default, Recorded Investment | $ 1,259
Commercial Real Estate Other Loans [Member] |
Financing Receivable, Modifications, Subsequent Default [Line Items] |
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | 1
Financing Receivable, Modifications, Subsequent Default, Recorded Investment | $ 1,259
Commercial Real Estate Loans, Total [Member] |
Financing Receivable, Modifications, Subsequent Default [Line Items] |
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | 1
Financing Receivable, Modifications, Subsequent Default, Recorded Investment | $ 1,259

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