v3.26.1
Securities - Securities Available for Sale (Details) - USD ($)
Jun. 30, 2026
Jun. 30, 2025
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost $ 1,060,864,000 $ 1,125,111,000
Gross Unrealized Gains 2,299,000 2,015,000
Gross Unrealized Losses 98,794,000 114,157,000
Allowance for Credit Losses 0 0
Investment securities available for sale 964,369,000 1,012,969,000
Total debt securities    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 426,049,000 532,212,000
Gross Unrealized Gains 1,767,000 1,250,000
Gross Unrealized Losses 3,926,000 10,602,000
Allowance for Credit Losses 0 0
Investment securities available for sale 423,890,000 522,860,000
Asset-backed securities    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 38,348,000 60,255,000
Gross Unrealized Gains 0 59,000
Gross Unrealized Losses 286,000 816,000
Allowance for Credit Losses 0 0
Investment securities available for sale 38,062,000 59,498,000
Collateralized loan obligations    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 233,665,000 322,407,000
Gross Unrealized Gains 378,000 956,000
Gross Unrealized Losses 384,000 118,000
Allowance for Credit Losses 0 0
Investment securities available for sale 233,659,000 323,245,000
Corporate bonds    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 154,036,000 149,550,000
Gross Unrealized Gains 1,389,000 235,000
Gross Unrealized Losses 3,256,000 9,668,000
Allowance for Credit Losses 0 0
Investment securities available for sale 152,169,000 140,117,000
Total mortgage-backed securities    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 634,815,000 592,899,000
Gross Unrealized Gains 532,000 765,000
Gross Unrealized Losses 94,868,000 103,555,000
Allowance for Credit Losses 0 0
Investment securities available for sale 540,479,000 490,109,000
Collateralized mortgage obligations    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 24,390,000  
Gross Unrealized Gains 0  
Gross Unrealized Losses 269,000  
Allowance for Credit Losses 0  
Investment securities available for sale 24,121,000  
Residential pass-through securities    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 461,678,000 440,168,000
Gross Unrealized Gains 387,000 329,000
Gross Unrealized Losses 73,962,000 83,178,000
Allowance for Credit Losses 0 0
Investment securities available for sale 388,103,000 357,319,000
Commercial and industrial    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 148,747,000 152,731,000
Gross Unrealized Gains 145,000 436,000
Gross Unrealized Losses 20,637,000 20,377,000
Allowance for Credit Losses 0 0
Investment securities available for sale $ 128,255,000 $ 132,790,000