v3.26.3
Bank Loans (Schedule of Term Loans Amortized Cost Basis by Origination Year and Revolving Cost Amortized Cost Basis) (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total $ 25,866,033 $ 22,066,763
Residential Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,821,336 9,254,939
Residential Real Estate [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,628,072  
Residential Real Estate [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,547,681  
Residential Real Estate [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 789,596  
Residential Real Estate [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 722,984  
Residential Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,123,206  
Residential Real Estate [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 3,009,797  
Fund Banking [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 6,719,233 4,096,649
Fund Banking [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 835,523  
Fund Banking [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 6,387  
Fund Banking [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 15,542  
Fund Banking [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,051  
Fund Banking [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 300  
Fund Banking [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 5,860,430  
Commercial and Industrial [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,720,505 4,135,091
Commercial and Industrial [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,010,425  
Commercial and Industrial [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 743,683  
Commercial and Industrial [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 631,475  
Commercial and Industrial [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 247,841  
Commercial and Industrial [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 457,981  
Commercial and Industrial [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 576,917  
Commercial and Industrial [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,052,183  
Securities-Based Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,992,963 2,672,431
Securities-Based Loans [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 75,513  
Securities-Based Loans [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 10,476  
Securities-Based Loans [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,798  
Securities-Based Loans [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,844  
Securities-Based Loans [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 625  
Securities-Based Loans [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 85,736  
Securities-Based Loans [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,805,971  
Construction And Land [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 926,412 1,214,450
Construction And Land [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 14,992  
Construction And Land [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 170,217  
Construction And Land [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 101,226  
Construction And Land [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 184,930  
Construction And Land [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 350,754  
Construction And Land [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 104,293  
Commercial Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 372,212 423,474
Commercial Real Estate [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,500  
Commercial Real Estate [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 40,997  
Commercial Real Estate [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 13,573  
Commercial Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 214,051  
Commercial Real Estate [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 91,091  
Commercial Real Estate [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 3,000  
Home Equity Lines Of Credit [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 261,243 225,196
Home Equity Lines Of Credit [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 261,243  
Other [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 52,129 44,533
Other [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 16,555  
Other [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 20,000  
Other [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 15,574  
Pass [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 25,382,333 21,594,679
Pass [Member] | Residential Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,809,610 9,247,024
Pass [Member] | Residential Real Estate [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,628,072  
Pass [Member] | Residential Real Estate [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,547,681  
Pass [Member] | Residential Real Estate [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 789,216  
Pass [Member] | Residential Real Estate [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 722,984  
Pass [Member] | Residential Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,121,072  
Pass [Member] | Residential Real Estate [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 3,000,585  
Pass [Member] | Fund Banking [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 6,719,233 4,096,649
Pass [Member] | Fund Banking [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 835,523  
Pass [Member] | Fund Banking [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 6,387  
Pass [Member] | Fund Banking [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 15,542  
Pass [Member] | Fund Banking [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,051  
Pass [Member] | Fund Banking [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 300  
Pass [Member] | Fund Banking [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 5,860,430  
Pass [Member] | Commercial and Industrial [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,417,437 3,851,296
Pass [Member] | Commercial and Industrial [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 972,854  
Pass [Member] | Commercial and Industrial [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 719,311  
Pass [Member] | Commercial and Industrial [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 574,269  
Pass [Member] | Commercial and Industrial [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 243,087  
Pass [Member] | Commercial and Industrial [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 423,109  
Pass [Member] | Commercial and Industrial [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 516,579  
Pass [Member] | Commercial and Industrial [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 968,228  
Pass [Member] | Securities-Based Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,992,963 2,672,431
Pass [Member] | Securities-Based Loans [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 75,513  
Pass [Member] | Securities-Based Loans [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 10,476  
Pass [Member] | Securities-Based Loans [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,798  
Pass [Member] | Securities-Based Loans [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,844  
Pass [Member] | Securities-Based Loans [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 625  
Pass [Member] | Securities-Based Loans [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 85,736  
Pass [Member] | Securities-Based Loans [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,805,971  
Pass [Member] | Construction And Land [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 840,137 1,110,498
Pass [Member] | Construction And Land [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 14,992  
Pass [Member] | Construction And Land [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 170,217  
Pass [Member] | Construction And Land [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 101,226  
Pass [Member] | Construction And Land [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 184,930  
Pass [Member] | Construction And Land [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 311,053  
Pass [Member] | Construction And Land [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 57,719  
Pass [Member] | Commercial Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 289,841 348,069
Pass [Member] | Commercial Real Estate [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,500  
Pass [Member] | Commercial Real Estate [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 40,997  
Pass [Member] | Commercial Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 145,253  
Pass [Member] | Commercial Real Estate [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 91,091  
Pass [Member] | Commercial Real Estate [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 3,000  
Pass [Member] | Home Equity Lines Of Credit [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 261,081 224,182
Pass [Member] | Home Equity Lines Of Credit [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 261,081  
Pass [Member] | Other [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 52,031 44,530
Pass [Member] | Other [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 16,555  
Pass [Member] | Other [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 20,000  
Pass [Member] | Other [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 15,476  
Special Mention [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 177,713 145,241
Special Mention [Member] | Residential Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 9,314 4,427
Special Mention [Member] | Residential Real Estate [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 380  
Special Mention [Member] | Residential Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 634  
Special Mention [Member] | Residential Real Estate [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 8,300  
Special Mention [Member] | Commercial and Industrial [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 70,466 120,212
Special Mention [Member] | Commercial and Industrial [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,458  
Special Mention [Member] | Commercial and Industrial [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 14,700  
Special Mention [Member] | Commercial and Industrial [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 15,295  
Special Mention [Member] | Commercial and Industrial [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 36,013  
Special Mention [Member] | Construction And Land [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 39,701 20,100
Special Mention [Member] | Construction And Land [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 39,701  
Special Mention [Member] | Commercial Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 58,196  
Special Mention [Member] | Commercial Real Estate [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 13,573  
Special Mention [Member] | Commercial Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 44,623  
Special Mention [Member] | Home Equity Lines Of Credit [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total   499
Special Mention [Member] | Other [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 36 3
Special Mention [Member] | Other [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 36  
Substandard [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 183,090 205,690
Substandard [Member] | Residential Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 2,412 3,488
Substandard [Member] | Residential Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,500  
Substandard [Member] | Residential Real Estate [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 912  
Substandard [Member] | Commercial and Industrial [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 156,341 80,848
Substandard [Member] | Commercial and Industrial [Member] | 2026 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 33,113  
Substandard [Member] | Commercial and Industrial [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 8,106  
Substandard [Member] | Commercial and Industrial [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 37,034  
Substandard [Member] | Commercial and Industrial [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 29,862  
Substandard [Member] | Commercial and Industrial [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 13,339  
Substandard [Member] | Commercial and Industrial [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 34,887  
Substandard [Member] | Construction And Land [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 0 45,434
Substandard [Member] | Commercial Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 24,175 75,405
Substandard [Member] | Commercial Real Estate [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 24,175  
Substandard [Member] | Home Equity Lines Of Credit [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 162 515
Substandard [Member] | Home Equity Lines Of Credit [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 162  
Doubtful [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 122,897 121,153
Doubtful [Member] | Commercial and Industrial [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 76,261 82,735
Doubtful [Member] | Commercial and Industrial [Member] | 2025 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 1,566  
Doubtful [Member] | Commercial and Industrial [Member] | 2024 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,877  
Doubtful [Member] | Commercial and Industrial [Member] | 2023 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 4,754  
Doubtful [Member] | Commercial and Industrial [Member] | 2022 [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 5,010  
Doubtful [Member] | Commercial and Industrial [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 46,999  
Doubtful [Member] | Commercial and Industrial [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 13,055  
Doubtful [Member] | Construction And Land [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 46,574 $ 38,418
Doubtful [Member] | Construction And Land [Member] | Prior [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 46,574  
Doubtful [Member] | Other [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 62  
Doubtful [Member] | Other [Member] | Revolving Loans Amortized Cost Basis [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total $ 62