v3.26.1
Loans and Leases - Schedule of Amortized Cost Basis by Risk Rating (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Financing Receivable          
Loans and leases $ 57,868,678   $ 57,868,678   $ 56,597,110
Current period gross write-offs          
Total 44,994 $ 41,238 89,216 $ 97,856  
Commercial portfolio          
Financing Receivable          
Total financing receivable, Current fiscal year 4,515,278   4,515,278   8,123,335
Total financing receivable, Fiscal year before current fiscal year 7,459,678   7,459,678   5,519,498
Total financing receivable, Two years before current fiscal year 4,794,279   4,794,279   5,317,747
Total financing receivable, Three years before current fiscal year 4,532,372   4,532,372   6,310,369
Total financing receivable, Four years before current fiscal year 5,592,480   5,592,480   3,104,354
Total financing receivable, More than five years before current fiscal year 9,280,262   9,280,262   7,233,797
Revolving Loans Amortized Cost Basis 10,357,700   10,357,700   9,621,096
Loans and leases 46,532,049   46,532,049   45,230,196
Current period gross write-offs          
Current fiscal year     0   6,716
Fiscal year before current fiscal year     238   3,550
Two years before current fiscal year     1,081   40,230
Three years before current fiscal year     23,106   18,644
Four years before current fiscal year     14,098   2,178
More than five years before current fiscal year     18,716   46,419
Revolving Loans Amortized Cost Basis     23,882   64,027
Total 40,896 $ 39,792 81,121 $ 95,358 181,764
Commercial portfolio | Commercial non-mortgage          
Financing Receivable          
Total financing receivable, Current fiscal year 1,608,466   1,608,466   3,449,570
Total financing receivable, Fiscal year before current fiscal year 3,102,143   3,102,143   2,421,168
Total financing receivable, Two years before current fiscal year 1,981,642   1,981,642   1,658,911
Total financing receivable, Three years before current fiscal year 1,447,074   1,447,074   2,259,316
Total financing receivable, Four years before current fiscal year 2,009,291   2,009,291   974,500
Total financing receivable, More than five years before current fiscal year 2,339,117   2,339,117   1,478,950
Revolving Loans Amortized Cost Basis 9,009,714   9,009,714   8,162,822
Loans and leases 21,497,447   21,497,447   20,405,237
Current period gross write-offs          
Current fiscal year     0   6,716
Fiscal year before current fiscal year     238   3,550
Two years before current fiscal year     757   7,817
Three years before current fiscal year     165   13,774
Four years before current fiscal year     6,514   721
More than five years before current fiscal year     9,940   17,166
Revolving Loans Amortized Cost Basis     9,588   26,157
Total     27,202   75,901
Commercial portfolio | Asset-based          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   11,995
Total financing receivable, Fiscal year before current fiscal year 11,577   11,577   199
Total financing receivable, Two years before current fiscal year 174   174   13,281
Total financing receivable, Three years before current fiscal year 10,571   10,571   0
Total financing receivable, Four years before current fiscal year 0   0   0
Total financing receivable, More than five years before current fiscal year 18,406   18,406   20,734
Revolving Loans Amortized Cost Basis 996,095   996,095   1,185,022
Loans and leases 1,036,823   1,036,823   1,231,231
Current period gross write-offs          
Current fiscal year     0   0
Fiscal year before current fiscal year     0   0
Two years before current fiscal year     0   0
Three years before current fiscal year     286   0
Four years before current fiscal year     0   0
More than five years before current fiscal year     0   0
Revolving Loans Amortized Cost Basis     14,294   37,870
Total     14,580   37,870
Commercial portfolio | Commercial real estate          
Financing Receivable          
Total financing receivable, Current fiscal year 1,972,510   1,972,510   3,462,637
Total financing receivable, Fiscal year before current fiscal year 3,203,035   3,203,035   2,095,017
Total financing receivable, Two years before current fiscal year 1,880,906   1,880,906   2,277,864
Total financing receivable, Three years before current fiscal year 1,743,908   1,743,908   2,506,599
Total financing receivable, Four years before current fiscal year 2,087,625   2,087,625   1,206,062
Total financing receivable, More than five years before current fiscal year 4,105,590   4,105,590   3,504,576
Revolving Loans Amortized Cost Basis 351,891   351,891   273,252
Loans and leases 15,345,465   15,345,465   15,326,007
Current period gross write-offs          
Current fiscal year     0   0
Fiscal year before current fiscal year     0   0
Two years before current fiscal year     0   31,057
Three years before current fiscal year     20,635   256
Four years before current fiscal year     4,479   1,283
More than five years before current fiscal year     5,300   27,514
Revolving Loans Amortized Cost Basis     0   0
Total     30,414   60,110
Commercial portfolio | Multi-family          
Financing Receivable          
Total financing receivable, Current fiscal year 767,614   767,614   736,744
Total financing receivable, Fiscal year before current fiscal year 722,829   722,829   691,180
Total financing receivable, Two years before current fiscal year 657,530   657,530   1,205,848
Total financing receivable, Three years before current fiscal year 1,202,721   1,202,721   1,396,745
Total financing receivable, Four years before current fiscal year 1,383,086   1,383,086   853,638
Total financing receivable, More than five years before current fiscal year 2,713,843   2,713,843   2,124,684
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 7,447,623   7,447,623   7,008,839
Current period gross write-offs          
Current fiscal year     0   0
Fiscal year before current fiscal year     0   0
Two years before current fiscal year     0   0
Three years before current fiscal year     0   0
Four years before current fiscal year     2,556   0
More than five years before current fiscal year     1,601   990
Revolving Loans Amortized Cost Basis     0   0
Total     4,157   990
Commercial portfolio | Equipment financing          
Financing Receivable          
Total financing receivable, Current fiscal year 166,688   166,688   462,389
Total financing receivable, Fiscal year before current fiscal year 420,094   420,094   311,934
Total financing receivable, Two years before current fiscal year 274,027   274,027   161,843
Total financing receivable, Three years before current fiscal year 128,098   128,098   147,709
Total financing receivable, Four years before current fiscal year 112,478   112,478   70,154
Total financing receivable, More than five years before current fiscal year 103,306   103,306   104,853
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 1,204,691   1,204,691   1,258,882
Current period gross write-offs          
Current fiscal year     0   0
Fiscal year before current fiscal year     0   0
Two years before current fiscal year     324   1,356
Three years before current fiscal year     2,020   4,614
Four years before current fiscal year     549   174
More than five years before current fiscal year     1,875   749
Revolving Loans Amortized Cost Basis     0   0
Total     4,768   6,893
Pass | Commercial portfolio | Commercial non-mortgage          
Financing Receivable          
Total financing receivable, Current fiscal year 1,600,624   1,600,624   3,378,004
Total financing receivable, Fiscal year before current fiscal year 3,062,734   3,062,734   2,340,865
Total financing receivable, Two years before current fiscal year 1,902,914   1,902,914   1,463,952
Total financing receivable, Three years before current fiscal year 1,270,016   1,270,016   1,857,656
Total financing receivable, Four years before current fiscal year 1,599,749   1,599,749   853,239
Total financing receivable, More than five years before current fiscal year 2,153,665   2,153,665   1,420,790
Revolving Loans Amortized Cost Basis 8,808,736   8,808,736   7,929,719
Loans and leases 20,398,438   20,398,438   19,244,225
Pass | Commercial portfolio | Asset-based          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   10,550
Total financing receivable, Fiscal year before current fiscal year 10,250   10,250   199
Total financing receivable, Two years before current fiscal year 174   174   2,320
Total financing receivable, Three years before current fiscal year 1,280   1,280   0
Total financing receivable, Four years before current fiscal year 0   0   0
Total financing receivable, More than five years before current fiscal year 14,402   14,402   15,901
Revolving Loans Amortized Cost Basis 860,602   860,602   1,036,960
Loans and leases 886,708   886,708   1,065,930
Pass | Commercial portfolio | Commercial real estate          
Financing Receivable          
Total financing receivable, Current fiscal year 1,890,469   1,890,469   3,462,637
Total financing receivable, Fiscal year before current fiscal year 3,178,130   3,178,130   2,091,777
Total financing receivable, Two years before current fiscal year 1,866,468   1,866,468   2,092,674
Total financing receivable, Three years before current fiscal year 1,598,079   1,598,079   2,337,376
Total financing receivable, Four years before current fiscal year 1,938,108   1,938,108   1,105,105
Total financing receivable, More than five years before current fiscal year 3,860,879   3,860,879   3,268,858
Revolving Loans Amortized Cost Basis 351,527   351,527   273,252
Loans and leases 14,683,660   14,683,660   14,631,679
Pass | Commercial portfolio | Multi-family          
Financing Receivable          
Total financing receivable, Current fiscal year 767,298   767,298   736,744
Total financing receivable, Fiscal year before current fiscal year 722,829   722,829   691,180
Total financing receivable, Two years before current fiscal year 657,530   657,530   1,193,933
Total financing receivable, Three years before current fiscal year 1,191,127   1,191,127   1,370,368
Total financing receivable, Four years before current fiscal year 1,336,309   1,336,309   810,954
Total financing receivable, More than five years before current fiscal year 2,558,310   2,558,310   1,988,941
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 7,233,403   7,233,403   6,792,120
Pass | Commercial portfolio | Equipment financing          
Financing Receivable          
Total financing receivable, Current fiscal year 163,293   163,293   454,313
Total financing receivable, Fiscal year before current fiscal year 411,195   411,195   305,538
Total financing receivable, Two years before current fiscal year 266,906   266,906   141,372
Total financing receivable, Three years before current fiscal year 114,490   114,490   120,382
Total financing receivable, Four years before current fiscal year 90,750   90,750   59,566
Total financing receivable, More than five years before current fiscal year 93,331   93,331   96,161
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 1,139,965   1,139,965   1,177,332
Special mention | Commercial portfolio | Commercial non-mortgage          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   4,213
Total financing receivable, Fiscal year before current fiscal year 1,660   1,660   46,657
Total financing receivable, Two years before current fiscal year 42,497   42,497   50,332
Total financing receivable, Three years before current fiscal year 10,518   10,518   181,775
Total financing receivable, Four years before current fiscal year 148,552   148,552   32,948
Total financing receivable, More than five years before current fiscal year 20,326   20,326   15,264
Revolving Loans Amortized Cost Basis 32,599   32,599   38,883
Loans and leases 256,152   256,152   370,072
Special mention | Commercial portfolio | Asset-based          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   0
Total financing receivable, Fiscal year before current fiscal year 0   0   0
Total financing receivable, Two years before current fiscal year 0   0   7,063
Total financing receivable, Three years before current fiscal year 0   0   0
Total financing receivable, Four years before current fiscal year 0   0   0
Total financing receivable, More than five years before current fiscal year 0   0   0
Revolving Loans Amortized Cost Basis 23,665   23,665   8,069
Loans and leases 23,665   23,665   15,132
Special mention | Commercial portfolio | Commercial real estate          
Financing Receivable          
Total financing receivable, Current fiscal year 82,041   82,041   0
Total financing receivable, Fiscal year before current fiscal year 22,905   22,905   0
Total financing receivable, Two years before current fiscal year 0   0   16,834
Total financing receivable, Three years before current fiscal year 31,359   31,359   75,651
Total financing receivable, Four years before current fiscal year 16,608   16,608   0
Total financing receivable, More than five years before current fiscal year 41,458   41,458   29,401
Revolving Loans Amortized Cost Basis 364   364   0
Loans and leases 194,735   194,735   121,886
Special mention | Commercial portfolio | Multi-family          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   0
Total financing receivable, Fiscal year before current fiscal year 0   0   0
Total financing receivable, Two years before current fiscal year 0   0   0
Total financing receivable, Three years before current fiscal year 0   0   0
Total financing receivable, Four years before current fiscal year 0   0   3,865
Total financing receivable, More than five years before current fiscal year 41,119   41,119   68,742
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 41,119   41,119   72,607
Special mention | Commercial portfolio | Equipment financing          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   4,931
Total financing receivable, Fiscal year before current fiscal year 0   0   5,700
Total financing receivable, Two years before current fiscal year 5,188   5,188   2,573
Total financing receivable, Three years before current fiscal year 271   271   2,430
Total financing receivable, Four years before current fiscal year 1,750   1,750   1,087
Total financing receivable, More than five years before current fiscal year 1,762   1,762   1,663
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 8,971   8,971   18,384
Substandard | Commercial portfolio | Commercial non-mortgage          
Financing Receivable          
Total financing receivable, Current fiscal year 7,842   7,842   67,353
Total financing receivable, Fiscal year before current fiscal year 37,749   37,749   33,646
Total financing receivable, Two years before current fiscal year 36,231   36,231   144,627
Total financing receivable, Three years before current fiscal year 166,539   166,539   219,885
Total financing receivable, Four years before current fiscal year 260,990   260,990   88,312
Total financing receivable, More than five years before current fiscal year 165,098   165,098   42,874
Revolving Loans Amortized Cost Basis 168,378   168,378   194,220
Loans and leases 842,827   842,827   790,917
Substandard | Commercial portfolio | Asset-based          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   1,445
Total financing receivable, Fiscal year before current fiscal year 1,327   1,327   0
Total financing receivable, Two years before current fiscal year 0   0   3,898
Total financing receivable, Three years before current fiscal year 9,291   9,291   0
Total financing receivable, Four years before current fiscal year 0   0   0
Total financing receivable, More than five years before current fiscal year 4,004   4,004   4,833
Revolving Loans Amortized Cost Basis 111,828   111,828   139,993
Loans and leases 126,450   126,450   150,169
Substandard | Commercial portfolio | Commercial real estate          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   0
Total financing receivable, Fiscal year before current fiscal year 2,000   2,000   3,240
Total financing receivable, Two years before current fiscal year 14,438   14,438   168,356
Total financing receivable, Three years before current fiscal year 114,470   114,470   93,572
Total financing receivable, Four years before current fiscal year 132,909   132,909   100,957
Total financing receivable, More than five years before current fiscal year 203,253   203,253   206,317
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 467,070   467,070   572,442
Substandard | Commercial portfolio | Multi-family          
Financing Receivable          
Total financing receivable, Current fiscal year 316   316   0
Total financing receivable, Fiscal year before current fiscal year 0   0   0
Total financing receivable, Two years before current fiscal year 0   0   11,915
Total financing receivable, Three years before current fiscal year 11,594   11,594   26,377
Total financing receivable, Four years before current fiscal year 46,777   46,777   38,819
Total financing receivable, More than five years before current fiscal year 114,414   114,414   67,001
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 173,101   173,101   144,112
Substandard | Commercial portfolio | Equipment financing          
Financing Receivable          
Total financing receivable, Current fiscal year 3,395   3,395   3,145
Total financing receivable, Fiscal year before current fiscal year 8,899   8,899   696
Total financing receivable, Two years before current fiscal year 1,933   1,933   17,898
Total financing receivable, Three years before current fiscal year 13,337   13,337   24,897
Total financing receivable, Four years before current fiscal year 19,978   19,978   9,501
Total financing receivable, More than five years before current fiscal year 8,213   8,213   7,029
Revolving Loans Amortized Cost Basis 0   0   0
Loans and leases 55,755   55,755   63,166
Doubtful | Commercial portfolio | Commercial non-mortgage          
Financing Receivable          
Total financing receivable, Current fiscal year 0   0   0
Total financing receivable, Fiscal year before current fiscal year 0   0   0
Total financing receivable, Two years before current fiscal year 0   0   0
Total financing receivable, Three years before current fiscal year 1   1   0
Total financing receivable, Four years before current fiscal year 0   0   1
Total financing receivable, More than five years before current fiscal year 28   28   22
Revolving Loans Amortized Cost Basis 1   1   0
Loans and leases $ 30   $ 30   $ 23