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Subsequent Events (Additional Information) (Details) - USD ($) $ / shares in Units, $ in Thousands | Jul. 27, 2021 | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Subsequent Event [Line Items] |  |  |
Total assets |  | $ 15,539,288 | $ 14,419,314
Total deposits |  | 12,669,057 | $ 11,736,501
Suncrest Bank |  |  |
Subsequent Event [Line Items] |  |  |
Total assets |  | 1,400,000 |
Gross loans |  | 870,000 |
Total deposits |  | $ 1,200,000 |
Subsequent events | Suncrest Bank |  |  |
Subsequent Event [Line Items] |  |  |
Total payment to acquire merger entity | $ 204,000 |  |
Fixed exchange ratio | 0.697% |  |
Stock price per share | $ 2.69 |  |
Closing stock price | $ 19.36 |  |

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