v3.26.1
Investment Securities - Contractual Maturities (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Available for Sale Securities, Amortized Cost    
Within one year $ 30,462 $ 85,226
After one through five years 259,999 205,000
Total, single maturity date 290,461 290,226
Amortized Cost 821,681 865,102
Available for Sale Securities, Fair Value    
Within one year 30,395 85,292
After one through five years 258,496 204,896
Total, single maturity date 288,891 290,188
Total 820,105 865,058 [1]
Held to Maturity Securities, Amortized Cost    
Amortized Cost 1,354,885 1,543,659 [1]
Held to Maturity Securities, Fair Value    
Fair Value 1,353,543 1,543,554
Mortgage-backed - Agency - multi-family    
Available for Sale Securities, Amortized Cost    
Without single maturity date 3,544 3,562
Available for Sale Securities, Fair Value    
Without single maturity date 3,538 3,556
Held to Maturity Securities, Amortized Cost    
Amortized Cost 11,597 11,684
Held to Maturity Securities, Fair Value    
Fair Value 10,899 11,005
Mortgage-backed - Agency - residential - fair value option    
Available for Sale Securities, Amortized Cost    
Without single maturity date 171,626 185,854
Amortized Cost 171,626 185,854
Available for Sale Securities, Fair Value    
Without single maturity date 171,626 185,854
Total 171,626 185,854
Mortgage-backed - Non-Agency - multi-family    
Held to Maturity Securities, Amortized Cost    
Amortized Cost 375,441 438,430
Held to Maturity Securities, Fair Value    
Fair Value 373,019 437,480
Mortgage-backed - Non-Agency residential    
Available for Sale Securities, Amortized Cost    
Without single maturity date 356,050 385,460
Amortized Cost 356,050 385,460
Available for Sale Securities, Fair Value    
Without single maturity date 356,050 385,460
Total 356,050 385,460
Held to Maturity Securities, Amortized Cost    
Amortized Cost 627,580 699,957
Held to Maturity Securities, Fair Value    
Fair Value 629,358 701,485
Mortgage-backed - Non-Agency - healthcare    
Held to Maturity Securities, Amortized Cost    
Amortized Cost 340,267 393,588
Held to Maturity Securities, Fair Value    
Fair Value $ 340,267 $ 393,584
[1] Derived from audited consolidated financial statements