Investment Securities - Held to maturity (Details) - USD ($) $ in Thousands |
Sep. 30, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Securities held to maturity: | ||
| Amortized Cost | $ 32 | $ 42 |
| Gross Unrealized Gains | 0 | |
| Gross Unrealized Losses | 0 | |
| Fair Value | 32 | 42 |
| Agency MBS | ||
| Securities held to maturity: | ||
| Amortized Cost | 32 | 42 |
| Gross Unrealized Gains | 0 | |
| Gross Unrealized Losses | 0 | |
| Fair Value | $ 32 | $ 42 |