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Loans And Leases (Narrative) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 USD ($) | Mar. 31, 2016 USD ($) loan | Dec. 31, 2016 USD ($)
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Loans |  | $ 360,974 |  | $ 346,125
Cash payments of interest |  | 56 | $ 79 |
Loans 90 days or more past due and still accruing interest |  |  |  |
Number of days of default payment |  | 90 days |  |
Total TDR's |  | $ 3,027 |  | 3,130
Allocated specific reserves to modified TDRs |  | 19 |  | 22
Commitment to lend additional amounts |  | 0 |  | 0
Number of loans modified as a TDR | loan |  |  | 0 |
Number of TDRs in payment default | loan |  |  | 0 |
Recorded investment of loans undergoing modifications, not TDRs |  | 12,915 | $ 4,090 |
Accruing TDR's |  | $ 2,896 |  | 2,986
Period of timely payments before reversion to accruing status |  | 6 months |  |
Loans And Leases Receivable Net Of Deferred Income |  | $ 367,916 |  | 353,050
Doubtful [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Loans And Leases Receivable Net Of Deferred Income |  | $ 0 |  | $ 0
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% |  |
Single-Family Residential [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Loans And Leases Receivable Net Of Deferred Income |  | $ 87,101 |  | $ 92,544
Single-Family Residential [Member] | Northpointe [Member] | Mortgage Purchase Program Member [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Loans |  | 34,286 |  | 46,919
Commercial [Member] |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Loans And Leases Receivable Net Of Deferred Income | [1] | $ 85,929 |  | $ 71,334
[1] | Includes $2,806 and $2,874 of commercial leases at March 31, 2017 and December 31, 2016, respectively.

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