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Summary of Significant Accounting Policies - Narrative (Details) $ in Millions | Jul. 30, 2021 USD ($) | Jun. 30, 2021 market
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Accounting Policies [Abstract] |  |
Number of markets entity operates | market |  | 14
Subsequent Event |  |
Schedule of Equity Method Investments [Line Items] |  |
Repayments of Subordinated Debt | $ | $ 130 |
Bankers Healthcare Group, LLC |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership interest (as percent) |  | 49.00%

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