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v3.25.2

Available-for-Sale and Held-to-Maturity Securities (Schedule of Amortized Cost and Fair Values of Available for Sale Securities and Held to Maturity Securities) (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
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Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | $ 1,676,046 | $ 1,754,709
Available for sale securities, Gross unrealized gains | [1] | 2,411 | 536
Available-for-sale securities, Gross unrealized losses | [1] | (132,065) | (170,647)
Available-for-sale securities, at fair value |  | 1,546,392 | 1,584,598
Held-to-maturity securities, at amortized cost | [2] | 6,584,925 | 6,524,954
Held-to-maturity Securities, Gross unrealized gains | [1],[2] | 20,747 | 26,498
Held-to-maturity Securities, Gross unrealized losses | [1],[2] | (3,209) | (3,805)
Held-to-maturity securities, Estimated fair value | [2] | 6,602,463 | 6,547,647
U.S. Government Agency Securities [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 2,424 | 2,407
Available for sale securities, Gross unrealized gains | [1] | 6 | 0
Available-for-sale securities, Gross unrealized losses | [1] | (92) | (141)
Available-for-sale securities, at fair value |  | 2,338 | 2,266
State and Municipal Securities [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 2,350 | 2,350
Available for sale securities, Gross unrealized gains | [1] | 0 | 0
Available-for-sale securities, Gross unrealized losses | [1] | 0 | (1)
Available-for-sale securities, at fair value |  | 2,350 | 2,349
Mortgage-Backed Securities [Member] | Agency Securities [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 1,046,390 | 1,045,344
Available for sale securities, Gross unrealized gains | [1] | 2,166 | 334
Available-for-sale securities, Gross unrealized losses | [1] | (100,397) | (124,115)
Available-for-sale securities, at fair value |  | 948,159 | 921,563
Mortgage-Backed Securities [Member] | Commercial [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 42,050 | 69,430
Available for sale securities, Gross unrealized gains | [1] | 0 | 0
Available-for-sale securities, Gross unrealized losses | [1] | (394) | (1,474)
Available-for-sale securities, at fair value |  | 41,656 | 67,956
Mortgage-Backed Securities [Member] | Non-Agency [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 175 | 206
Available for sale securities, Gross unrealized gains | [1] | 0 | 0
Available-for-sale securities, Gross unrealized losses | [1] | (7) | (7)
Available-for-sale securities, at fair value |  | 168 | 199
Corporate Fixed Income Securities [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 464,556 | 507,824
Available for sale securities, Gross unrealized gains | [1] | 172 | 0
Available-for-sale securities, Gross unrealized losses | [1] | (30,591) | (43,832)
Available-for-sale securities, at fair value |  | 434,137 | 463,992
Asset-Backed Securities [Member] |  |  |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |  |  |
Available-for-sale securities, Amortized cost |  | 118,101 | 127,148
Available for sale securities, Gross unrealized gains | [1] | 67 | 202
Available-for-sale securities, Gross unrealized losses | [1] | (584) | (1,077)
Available-for-sale securities, at fair value |  | 117,584 | $ 126,273
Held-to-maturity securities, at amortized cost |  | $ 6,584,925 |
[1] | Unrealized gains/(losses) related to available-for-sale securities are reported in accumulated other comprehensive loss.
[2] | Held-to-maturity securities are carried in the consolidated statements of financial condition at amortized cost, and the changes in the value of these securities, other than impairment charges, are not reported on the consolidated financial statements.

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