XML 56 R40.htm IDEA: XBRL DOCUMENT v3.26.1
Investment Securities - Schedule of Continuous Unrealized Loss on AFS and HTM Securities (Details)
$ in Thousands
Jun. 30, 2026
USD ($)
security
Dec. 31, 2025
USD ($)
security
Debt Securities, Available-for-sale [Line Items]    
Investment securities available-for-sale, Number of securities | security 204 203
Investment securities available-for-sale, Less than 12 months, estimated fair value $ 45,447 $ 0
Investment securities available-for-sale, Less than 12 months, unrealized losses (425) 0
Investment securities available-for-sale, 12 months or greater, estimated fair value 849,810 931,564
Investment securities available-for-sale, 12 months or greater, unrealized losses (80,057) (78,645)
Investment securities available-for-sale, Estimated fair value 895,257 931,564
Investment securities available-for-sale, Unrealized losses $ (80,482) $ (78,645)
Investment securities held-to-maturity, Number of securities | security 205 212
Investment securities held-to-maturity, Less than 12 months, estimated fair value $ 10,065 $ 6,193
Investment securities held-to-maturity, Less than 12 months, unrealized losses (606) (521)
Investment securities held-to-maturity, 12 months or greater, estimated fair value 714,966 762,849
Investment securities held-to-maturity, 12 months or greater, unrealized losses (83,737) (80,350)
Investment securities held-to-maturity, Estimated Fair Value 725,031 769,042
Investment securities held-to-maturity, Unrealized losses $ (84,343) $ (80,871)
U.S. agency securities    
Debt Securities, Available-for-sale [Line Items]    
Investment securities available-for-sale, Number of securities | security 50 52
Investment securities available-for-sale, Less than 12 months, estimated fair value $ 0 $ 0
Investment securities available-for-sale, Less than 12 months, unrealized losses 0 0
Investment securities available-for-sale, 12 months or greater, estimated fair value 313,772 337,708
Investment securities available-for-sale, 12 months or greater, unrealized losses (17,591) (17,541)
Investment securities available-for-sale, Estimated fair value 313,772 337,708
Investment securities available-for-sale, Unrealized losses $ (17,591) $ (17,541)
Residential mortgage-backed securities    
Debt Securities, Available-for-sale [Line Items]    
Investment securities available-for-sale, Number of securities | security 140 139
Investment securities available-for-sale, Less than 12 months, estimated fair value $ 16,642 $ 0
Investment securities available-for-sale, Less than 12 months, unrealized losses (227) 0
Investment securities available-for-sale, 12 months or greater, estimated fair value 489,180 546,514
Investment securities available-for-sale, 12 months or greater, unrealized losses (59,633) (58,188)
Investment securities available-for-sale, Estimated fair value 505,822 546,514
Investment securities available-for-sale, Unrealized losses $ (59,860) $ (58,188)
Investment securities held-to-maturity, Number of securities | security 131 136
Investment securities held-to-maturity, Less than 12 months, estimated fair value $ 0 $ 0
Investment securities held-to-maturity, Less than 12 months, unrealized losses 0 0
Investment securities held-to-maturity, 12 months or greater, estimated fair value 454,066 485,567
Investment securities held-to-maturity, 12 months or greater, unrealized losses (62,731) (58,836)
Investment securities held-to-maturity, Estimated Fair Value 454,066 485,567
Investment securities held-to-maturity, Unrealized losses $ (62,731) $ (58,836)
Commercial mortgage-backed securities    
Debt Securities, Available-for-sale [Line Items]    
Investment securities available-for-sale, Number of securities | security 12 10
Investment securities available-for-sale, Less than 12 months, estimated fair value $ 28,805 $ 0
Investment securities available-for-sale, Less than 12 months, unrealized losses (198) 0
Investment securities available-for-sale, 12 months or greater, estimated fair value 36,929 37,329
Investment securities available-for-sale, 12 months or greater, unrealized losses (2,427) (2,503)
Investment securities available-for-sale, Estimated fair value 65,734 37,329
Investment securities available-for-sale, Unrealized losses $ (2,625) $ (2,503)
Investment securities held-to-maturity, Number of securities | security 16 16
Investment securities held-to-maturity, Less than 12 months, estimated fair value $ 4,190 $ 4,271
Investment securities held-to-maturity, Less than 12 months, unrealized losses (559) (503)
Investment securities held-to-maturity, 12 months or greater, estimated fair value 70,083 71,702
Investment securities held-to-maturity, 12 months or greater, unrealized losses (9,850) (9,284)
Investment securities held-to-maturity, Estimated Fair Value 74,273 75,973
Investment securities held-to-maturity, Unrealized losses $ (10,409) $ (9,787)
Municipal bonds    
Debt Securities, Available-for-sale [Line Items]    
Investment securities available-for-sale, Number of securities | security 1 1
Investment securities available-for-sale, Less than 12 months, estimated fair value $ 0 $ 0
Investment securities available-for-sale, Less than 12 months, unrealized losses 0 0
Investment securities available-for-sale, 12 months or greater, estimated fair value 7,943 8,046
Investment securities available-for-sale, 12 months or greater, unrealized losses (392) (380)
Investment securities available-for-sale, Estimated fair value 7,943 8,046
Investment securities available-for-sale, Unrealized losses $ (392) $ (380)
Investment securities held-to-maturity, Number of securities | security 33 33
Investment securities held-to-maturity, Less than 12 months, estimated fair value $ 0 $ 0
Investment securities held-to-maturity, Less than 12 months, unrealized losses 0 0
Investment securities held-to-maturity, 12 months or greater, estimated fair value 98,469 98,942
Investment securities held-to-maturity, 12 months or greater, unrealized losses (7,284) (6,933)
Investment securities held-to-maturity, Estimated Fair Value 98,469 98,942
Investment securities held-to-maturity, Unrealized losses $ (7,284) $ (6,933)
Corporate bonds    
Debt Securities, Available-for-sale [Line Items]    
Investment securities available-for-sale, Number of securities | security 1 1
Investment securities available-for-sale, Less than 12 months, estimated fair value $ 0 $ 0
Investment securities available-for-sale, Less than 12 months, unrealized losses 0 0
Investment securities available-for-sale, 12 months or greater, estimated fair value 1,986 1,967
Investment securities available-for-sale, 12 months or greater, unrealized losses (14) (33)
Investment securities available-for-sale, Estimated fair value 1,986 1,967
Investment securities available-for-sale, Unrealized losses $ (14) $ (33)
Investment securities held-to-maturity, Number of securities | security 25 27
Investment securities held-to-maturity, Less than 12 months, estimated fair value $ 5,875 $ 1,922
Investment securities held-to-maturity, Less than 12 months, unrealized losses (47) (18)
Investment securities held-to-maturity, 12 months or greater, estimated fair value 92,348 106,638
Investment securities held-to-maturity, 12 months or greater, unrealized losses (3,872) (5,297)
Investment securities held-to-maturity, Estimated Fair Value 98,223 108,560
Investment securities held-to-maturity, Unrealized losses $ (3,919) $ (5,315)