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Loans And Leases (Narrative) (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2016 USD ($) loan | Sep. 30, 2015 USD ($) loan | Sep. 30, 2016 USD ($) loan | Sep. 30, 2015 USD ($) loan | Dec. 31, 2015 USD ($)
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Loans | $ 329,376 |  | $ 329,376 |  | $ 297,064
Cash payments of interest | 60 | $ 83 | 174 | $ 251 |
Loans 90 days or more past due and still accruing interest |  |  |  |  |
Number of days of default payment |  |  | 90 days |  |
Total TDR's | 3,648 |  | $ 3,648 |  | 5,276
Allocated specific reserves to modified TDRs | 25 |  | 25 |  | 20
Commitment to lend additional amounts | 0 |  | $ 0 |  | 0
Number of loans modified as a TDR | loan |  | 0 |  |  |
Number of TDRs in payment default | loan |  |  | 1 | 0 |
Recorded investment of loans undergoing modifications, not TDRs | 18,255 | $ 6,915 | $ 18,255 | $ 6,915 |
Accruing TDR's | 3,330 |  | $ 3,330 |  | $ 4,920
Period of timely payments before reversion to accruing status |  |  | 6 months |  |
Northpointe [Member] | Mortgage Purchase Program Member [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Percent of loans risk rated for capital adequacy |  |  | 100.00% |  |
Percent of participation agreement interest |  |  |  |  | 95.00%
Ownership interest in each loan it participates |  |  | 5.00% |  |
Home Equity Lines of Credit [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Total TDR's |  | 9 |  | $ 9 |
Number of loans modified as a TDR | loan |  |  |  | 1 |
Single-Family Residential [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Total TDR's |  | $ 9 |  | $ 9 |
Number of loans modified as a TDR | loan |  |  |  | 1 |
Single-Family Residential [Member] | Northpointe [Member] | Mortgage Purchase Program Member [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Loans | 43,056 |  | $ 43,056 |  | $ 43,517
Commercial [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Total TDR's | $ 339 |  | $ 339 |  |
Number of loans modified as a TDR | loan | 1 |  | 1 |  |

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