Investment Securities and Equity Securities with Readily Determinable Fair Values (Unrealized and realized gains and losses recognized in net income on equity securities ) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
Dec. 31, 2019 |
|
| Investment Securities and Equity Securities with Readily Determinable Fair Values | |||||
| Equity Securities | $ 6,182 | $ 6,182 | $ 6,095 | ||
| Summary of unrealized and realized gains and losses recognized in net income on equity securities | |||||
| Net gains (losses) recognized during the period on equity securities | (12) | $ 45 | 87 | $ 235 | |
| Unrealized gain on equity securities with readily determinable fair values | $ (12) | $ 45 | $ 87 | $ 235 | |