Other Borrowings and Subordinated Debentures - Aggregate Annual Maturities of Long-term Debt (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Debt Disclosure [Abstract]
2022	$ 1,833
2023	1,789
2024	2,425
2025	4,956
2026	1,881
Thereafter	1,709,220
Total	$ 1,722,104

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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