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v3.25.2

Investment Securities (Schedule of Investment Securities Available for Sale) (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 9,722,389 | $ 9,507,041
Gross Unrealized Gains | 17,196 | 8,376
Gross Unrealized Losses | (347,193) | (414,001)
Carrying Value | 9,392,392 | 9,101,416
Investments | 9,401,071 | 9,130,244
U.S. Treasury securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 149,875 | 214,796
Gross Unrealized Gains | 998 | 165
Gross Unrealized Losses | (8,304) | (12,009)
Carrying Value | 142,569 | 202,952
U.S. Government agency and sponsored enterprise residential MBS |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 2,721,476 | 2,672,554
Gross Unrealized Gains | 10,330 | 3,607
Gross Unrealized Losses | (19,268) | (26,471)
Carrying Value | 2,712,538 | 2,649,690
U.S. Government agency and sponsored enterprise commercial MBS |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 548,402 | 557,489
Gross Unrealized Gains | 450 | 156
Gross Unrealized Losses | (48,527) | (61,892)
Carrying Value | 500,325 | 495,753
Private label residential MBS and CMOs |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 2,586,509 | 2,491,033
Gross Unrealized Gains | 1,502 | 506
Gross Unrealized Losses | (226,507) | (253,493)
Carrying Value | 2,361,504 | 2,238,046
Private label commercial MBS |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 2,119,814 | 1,822,881
Gross Unrealized Gains | 2,902 | 1,836
Gross Unrealized Losses | (27,677) | (40,688)
Carrying Value | 2,095,039 | 1,784,029
Single family real estate-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 207,306 | 335,047
Gross Unrealized Gains | 240 | 108
Gross Unrealized Losses | (4,193) | (8,074)
Carrying Value | 203,353 | 327,081
Collateralized loan obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 1,119,184 | 1,131,088
Gross Unrealized Gains | 690 | 1,804
Gross Unrealized Losses | (1,043) | (193)
Carrying Value | 1,118,831 | 1,132,699
Non-mortgage asset-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 91,483 | 96,865
Gross Unrealized Gains | 6 | 144
Gross Unrealized Losses | (1,699) | (2,555)
Carrying Value | 89,790 | 94,454
State and municipal obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 111,897 | 110,388
Gross Unrealized Gains | 51 | 13
Gross Unrealized Losses | (8,074) | (6,391)
Carrying Value | 103,874 | 104,010
SBA securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 66,443 | 74,900
Gross Unrealized Gains | 27 | 37
Gross Unrealized Losses | (1,901) | (2,235)
Carrying Value | 64,569 | 72,702
Marketable equity securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Marketable equity securities | $ 8,679 | $ 28,828

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