v3.26.1
Available-for-Sale and Held-to-Maturity Securities (Schedule of Amortized Cost and Fair Values of Debt Securities by Contractual Maturity) (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Investments, Debt and Equity Securities [Abstract]    
Available-for-sale Securities, debt maturities, within one year, Amortized Cost $ 97,972 $ 104,503
Available-for-sale Securities, debt maturities, after one year through three years, Amortized Cost 25,993 38,192
Available-for-sale Securities, debt maturities, after three year through five years, Amortized Cost 178,833 105,181
Available-for-sale Securities, debt maturities, after five year through ten years, Amortized Cost 157,735 260,454
Available-for-sale Securities, debt maturities, after ten years, Amortized Cost 1,241,806 1,190,259
Available-for-sale securities, Amortized cost 1,702,339 1,698,589
Available-for-sale Securities, debt maturities, within one year, Fair Value 97,018 103,686
Available-for-sale Securities, debt maturities, after one year through three years, Fair Value 24,608 36,763
Available-for-sale Securities, debt maturities, after three year through five years, Fair Value 161,046 98,421
Available-for-sale Securities, debt maturities, after five year through ten years, fair value 147,558 241,770
Availably-for-sale Securities, debt maturities, after ten years, Fair Value 1,158,319 1,112,750
Available-for-sale Securities, debt maturities, Fair Value 1,588,549 1,593,390
Held-to-maturity Securities, debt maturities, after three through five years, Amortized Cost 176,249 157,770
Held-to-maturity Securities, debt maturities, after five through ten years, Amortized Cost 1,145,693 1,494,530
Held-to-maturity Securities, debt maturities, after ten years, Amortized Cost 5,539,285 4,896,754
Held-to-maturity securities, at amortized cost [1] 6,861,227 6,549,054
Held-to-maturity Securities, debt maturities, after three through five years, Fair Value 175,916 157,868
Held-to-maturity Securities, debt maturities, after five through ten years, Fair Value 1,145,001 1,495,893
Held-to-maturity Securities, debt maturities, after ten years, Fair Value 5,530,017 4,911,723
Held-to-maturity securities, Estimated fair value [1] $ 6,850,934 $ 6,565,484 [2]
[1] 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.
[2] Unrealized gains/(losses) related to available-for-sale securities are reported in accumulated other comprehensive income.