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Loans and Allowance for Loan Losses - Industry Classification System (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | $ 8,172,683 |
Unfunded Commitments | 5,501,273 |
Total exposure | 13,673,956 | $ 9,999,665
Lessors of Nonresidential Buildings |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 4,911,231 |
Unfunded Commitments | 2,146,814 |
Total exposure | 7,058,045 | 5,368,638
Lessors of Residential Buildings and Dwellings [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 1,865,903 |
Unfunded Commitments | 1,859,283 |
Total exposure | 3,725,186 | 2,566,352
New housing for-sale builders |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 760,771 |
Unfunded Commitments | 1,002,318 |
Total exposure | 1,763,089 | 1,534,789
Hotels and motels |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 634,778 |
Unfunded Commitments | 492,858 |
Total exposure | $ 1,127,636 | $ 529,886

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X
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