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Allowance for Credit Losses (Non-Accrual Loans and Leases and Loans and Leases Past Due) (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | $ 37,441,951 | $ 26,155,981
Non-Accrual | 74,371 | 30,702
GNMA Loans past due by 90 days, but not yet repurchased | 1,000 |
Greater than 30 to 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 40,014 | 26,764
60 to 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 45,221 | 38,129
90 Days or More and Accruing |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 39,542 | 34,556
Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 124,777 | 99,449
Current and Other |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 37,242,803 | 26,025,830
Commercial Real Estate Portfolio Segment |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 19,454,480 | 13,026,576
Commercial Real Estate Portfolio Segment | Non-owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 6,482,940 | 3,894,840
Non-Accrual | 4,359 | 2,963
Commercial Real Estate Portfolio Segment | Owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,195,605 | 2,567,761
Non-Accrual | 24,330 | 2,048
Commercial Real Estate Portfolio Segment | Multifamily [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,704,734 | 5,285,791
Non-Accrual | 0 | 0
Commercial Real Estate Portfolio Segment | Construction & development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,747,302 | 1,077,346
Non-Accrual | 0 | 0
Commercial Real Estate Portfolio Segment | Residential development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 323,899 | 200,838
Non-Accrual | 0 | 0
Commercial Real Estate Portfolio Segment | Greater than 30 to 59 Days Past Due | Non-owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,270 | 811
Commercial Real Estate Portfolio Segment | Greater than 30 to 59 Days Past Due | Owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 3,078 | 168
Commercial Real Estate Portfolio Segment | Greater than 30 to 59 Days Past Due | Multifamily [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | Greater than 30 to 59 Days Past Due | Construction & development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | Greater than 30 to 59 Days Past Due | Residential development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | 60 to 89 Days Past Due | Non-owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 3,312 | 538
Commercial Real Estate Portfolio Segment | 60 to 89 Days Past Due | Owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 2,191 | 50
Commercial Real Estate Portfolio Segment | 60 to 89 Days Past Due | Multifamily [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | 60 to 89 Days Past Due | Construction & development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | 60 to 89 Days Past Due | Residential development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | 90 Days or More and Accruing | Non-owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 437 | 0
Commercial Real Estate Portfolio Segment | 90 Days or More and Accruing | Owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 433 | 1
Commercial Real Estate Portfolio Segment | 90 Days or More and Accruing | Multifamily [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | 90 Days or More and Accruing | Construction & development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | 90 Days or More and Accruing | Residential development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | Total Past Due | Non-owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,019 | 1,349
Commercial Real Estate Portfolio Segment | Total Past Due | Owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,702 | 219
Commercial Real Estate Portfolio Segment | Total Past Due | Multifamily [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | Total Past Due | Construction & development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | Total Past Due | Residential development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 0 | 0
Commercial Real Estate Portfolio Segment | Current and Other | Non-owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 6,473,562 | 3,890,528
Commercial Real Estate Portfolio Segment | Current and Other | Owner occupied term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,165,573 | 2,565,494
Commercial Real Estate Portfolio Segment | Current and Other | Multifamily [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,704,734 | 5,285,791
Commercial Real Estate Portfolio Segment | Current and Other | Construction & development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,747,302 | 1,077,346
Commercial Real Estate Portfolio Segment | Current and Other | Residential development, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 323,899 | 200,838
Commercial Portfolio Segment |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 9,696,404 | 5,695,773
Commercial Portfolio Segment | Term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,536,765 | 3,029,547
Non-Accrual | 14,519 | 5,303
Commercial Portfolio Segment | Lines of credit & other, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 2,430,127 | 960,054
Non-Accrual | 2,760 | 0
Commercial Portfolio Segment | Leases & equipment finance, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,729,512 | 1,706,172
Non-Accrual | 28,403 | 20,388
Commercial Portfolio Segment | Greater than 30 to 59 Days Past Due | Term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 6,341 | 1,241
Commercial Portfolio Segment | Greater than 30 to 59 Days Past Due | Lines of credit & other, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,647 | 514
Commercial Portfolio Segment | Greater than 30 to 59 Days Past Due | Leases & equipment finance, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 22,217 | 19,929
Commercial Portfolio Segment | 60 to 89 Days Past Due | Term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 2,101 | 1,489
Commercial Portfolio Segment | 60 to 89 Days Past Due | Lines of credit & other, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,137 | 419
Commercial Portfolio Segment | 60 to 89 Days Past Due | Leases & equipment finance, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 24,178 | 23,288
Commercial Portfolio Segment | 90 Days or More and Accruing | Term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 202 | 19
Commercial Portfolio Segment | 90 Days or More and Accruing | Lines of credit & other, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 66 | 4
Commercial Portfolio Segment | 90 Days or More and Accruing | Leases & equipment finance, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 7,965 | 7,886
Commercial Portfolio Segment | Total Past Due | Term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 8,644 | 2,749
Commercial Portfolio Segment | Total Past Due | Lines of credit & other, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 2,850 | 937
Commercial Portfolio Segment | Total Past Due | Leases & equipment finance, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 54,360 | 51,103
Commercial Portfolio Segment | Current and Other | Term, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 5,513,602 | 3,021,495
Commercial Portfolio Segment | Current and Other | Lines of credit & other, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 2,424,517 | 959,117
Commercial Portfolio Segment | Current and Other | Leases & equipment finance, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,646,749 | 1,634,681
Residential Portfolio Segment |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 8,095,332 | 7,279,000
Residential Portfolio Segment | Mortgage, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 6,157,166 | 5,647,035
Non-Accrual | 0 | 0
Residential Portfolio Segment | Home equity loans & lines, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,938,166 | 1,631,965
Non-Accrual | 0 | 0
Residential Portfolio Segment | Greater than 30 to 59 Days Past Due | Mortgage, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 282 | 847
Residential Portfolio Segment | Greater than 30 to 59 Days Past Due | Home equity loans & lines, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 4,401 | 2,808
Residential Portfolio Segment | 60 to 89 Days Past Due | Mortgage, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 9,410 | 10,619
Residential Portfolio Segment | 60 to 89 Days Past Due | Home equity loans & lines, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 2,373 | 1,526
Residential Portfolio Segment | 90 Days or More and Accruing | Mortgage, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 26,331 | 24,943
Residential Portfolio Segment | 90 Days or More and Accruing | Mortgage, net | GNMA Loans |  |
Financing Receivable, Past Due [Line Items] |  |
GNMA Loans past due by 90 days, but not yet repurchased | 1,000 | 6,600
Residential Portfolio Segment | 90 Days or More and Accruing | Home equity loans & lines, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 3,782 | 1,569
Residential Portfolio Segment | Total Past Due | Mortgage, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 36,023 | 36,409
Residential Portfolio Segment | Total Past Due | Home equity loans & lines, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 10,556 | 5,903
Residential Portfolio Segment | Current and Other | Mortgage, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 6,121,143 | 5,610,626
Residential Portfolio Segment | Current and Other | Home equity loans & lines, net |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,927,610 | 1,626,062
Consumer Portfolio Segment |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 195,735 | 154,632
Non-Accrual | 0 | 0
Consumer Portfolio Segment | Greater than 30 to 59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 778 | 446
Consumer Portfolio Segment | 60 to 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 519 | 200
Consumer Portfolio Segment | 90 Days or More and Accruing |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 326 | 134
Consumer Portfolio Segment | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | 1,623 | 780
Consumer Portfolio Segment | Current and Other |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans and Leases | $ 194,112 | $ 153,852

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