Fair Value of Financial Instruments (Narrative) (Details) $ in Thousands |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2019
USD ($)
security
|
Dec. 31, 2018
USD ($)
|
|
| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Acquired trust preferred securities, number of securities | security | 9 | |
| Trust preferred securities, amortized cost | $ 18,400 | |
| Trust preferred securities, fair value | 14,400 | |
| Fair value, assets, level 1 to level 2 transfers, amount | 0 | $ 0 |
| Collateralized debt obligations [Member] | ||
| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Impairment losses | $ 3,000 | $ 3,000 |