Securities (Financing Receivable Credit Quality Indicators) (Details) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
|---|---|---|
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | $ 139,360 | $ 121,234 |
| Standard Poor's, AAA Rating [Member] | ||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | $ 138,267 | 119,762 |
| Standard Poor's, BBB Rating [Member] | ||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | 68 | |
| Standard Poor's, BB Rating [Member] | ||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | $ 518 | $ 695 |
| Standard Poor's, BB - Rating [Member] | ||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | ||
| Standard Poor's, B+ Rating [Member] | ||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | $ 575 | |
| Standard Poor's CCC + Rating [Member] | ||
| Financing Receivable, Recorded Investment [Line Items] | ||
| Amount | $ 709 |