XML 50 R38.htm IDEA: XBRL DOCUMENT v3.25.2
Securities - Schedule of Debt Securities Components (Details) - USD ($)
Jun. 30, 2025
Dec. 31, 2024
Available-for-sale [Abstract]    
Amortized Cost $ 1,517,550,000 $ 1,587,416,000
Gross unrealized gains 8,272,000 1,210,000
Gross unrealized losses 68,698,000 54,732,000
Less: Allowance for Credit Losses 0 0
Securities AFS, at estimated fair value 1,457,124,000 1,533,894,000
HELD TO MATURITY    
Amortized Cost 1,272,961,000 1,279,234,000
Gross unrealized gains 555,000 4,029,000
Gross unrealized losses 192,139,000 169,781,000
Estimated Fair Value 1,081,377,000 1,113,482,000
Less: Allowance for Credit Losses 55,000 0
Net Carrying Amount 1,272,906,000 1,279,234,000
US Treasury Securities    
Available-for-sale [Abstract]    
Amortized Cost 134,385,000 173,880,000
Gross unrealized gains 0 76,000
Gross unrealized losses 6,000 0
Less: Allowance for Credit Losses 0 0
Securities AFS, at estimated fair value 134,379,000 173,956,000
State and political subdivisions    
Available-for-sale [Abstract]    
Amortized Cost 453,026,000 458,013,000
Gross unrealized gains 27,000 36,000
Gross unrealized losses 64,443,000 43,717,000
Less: Allowance for Credit Losses 0 0
Securities AFS, at estimated fair value 388,610,000 414,332,000
HELD TO MATURITY    
Amortized Cost 1,041,998,000 1,040,912,000
Gross unrealized gains 185,000 4,004,000
Gross unrealized losses 180,070,000 152,697,000
Estimated Fair Value 862,113,000 892,219,000
Less: Allowance for Credit Losses 26,000 0
Net Carrying Amount 1,041,972,000 1,040,912,000
Corporate bonds and other    
Available-for-sale [Abstract]    
Amortized Cost 17,436,000 14,646,000
Gross unrealized gains 187,000 263,000
Gross unrealized losses 398,000 401,000
Less: Allowance for Credit Losses 0 0
Securities AFS, at estimated fair value 17,225,000 14,508,000
HELD TO MATURITY    
Amortized Cost 120,415,000 124,095,000
Gross unrealized gains 358,000 17,000
Gross unrealized losses 4,472,000 6,553,000
Estimated Fair Value 116,301,000 117,559,000
Less: Allowance for Credit Losses 29,000 0
Net Carrying Amount 120,386,000 124,095,000
Residential    
Available-for-sale [Abstract]    
Amortized Cost [1] 907,499,000 935,639,000
Gross unrealized gains [1] 7,999,000 835,000
Gross unrealized losses [1] 3,433,000 10,088,000
Less: Allowance for Credit Losses 0 0
Securities AFS, at estimated fair value [1] 912,065,000 926,386,000
HELD TO MATURITY    
Amortized Cost [1] 81,350,000 84,660,000
Gross unrealized gains [1] 12,000 8,000
Gross unrealized losses [1] 6,192,000 8,549,000
Estimated Fair Value [1] 75,170,000 76,119,000
Less: Allowance for Credit Losses 0 0
Net Carrying Amount 81,350,000 84,660,000
Commercial    
Available-for-sale [Abstract]    
Amortized Cost [1] 5,204,000 5,238,000
Gross unrealized gains [1] 59,000 0
Gross unrealized losses [1] 418,000 526,000
Less: Allowance for Credit Losses 0 0
Securities AFS, at estimated fair value [1] 4,845,000 4,712,000
HELD TO MATURITY    
Amortized Cost [1] 29,198,000 29,567,000
Gross unrealized gains [1] 0 0
Gross unrealized losses [1] 1,405,000 1,982,000
Estimated Fair Value [1] 27,793,000 27,585,000
Less: Allowance for Credit Losses 0 0
Net Carrying Amount $ 29,198,000 $ 29,567,000
[1] All MBS are issued and/or guaranteed by U.S. government agencies or U.S. GSEs.