v3.25.2
Fair Value Measurements (Summary Of Changes In Level 3 Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Fair Value Assets Measured on Recurring Basis [Roll Forward]        
Beginning balance $ 176,565 $ 184,662 $ 185,350 $ 177,614
Total gains (losses) (realized/unrealized), included in earnings 4,414 5,677 (4,111) 12,777
Total gains (losses) (realized/unrealized), included in other comprehensive income [1] 2 (4) (16) 5
Discount accretion 1 1 2 1
Purchase of private equity securities 728 1,470 6,426 10,947
Sales And Repayments Of Private Equity Securities (6,707) (12,564) (12,665) (21,964)
Capitalized interest/dividends 17 32 34 (106)
Ending balance 175,020 179,274 175,020 179,274
Total gains (losses) for the annual period included in earnings attributable to the change in unrealized gains or losses relating to assets still held at period end 4,414 5,677 (3,312) 11,002
Gains (Losses) included in OCI Attributable to Change in Unrealized Gains (Losses) Relating to Assets Still Held, Total 2 (4) $ (16) 5
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]     INVESTMENT SECURITIES GAINS (LOSSES), NET  
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration]     Net unrealized gains (losses) on available for sale debt securities  
State and municipal obligations [Member]        
Fair Value Assets Measured on Recurring Basis [Roll Forward]        
Beginning balance 947 956 $ 964 947
Total gains (losses) (realized/unrealized), included in earnings 0 0 0 0
Total gains (losses) (realized/unrealized), included in other comprehensive income [1] 2 (4) (16) 5
Discount accretion 1 1 2 1
Purchase of private equity securities 0 0 0 0
Sales And Repayments Of Private Equity Securities 0 0 0 0
Capitalized interest/dividends 0 0 0 0
Ending balance 950 953 950 953
Total gains (losses) for the annual period included in earnings attributable to the change in unrealized gains or losses relating to assets still held at period end 0 0 0 0
Gains (Losses) included in OCI Attributable to Change in Unrealized Gains (Losses) Relating to Assets Still Held, Total 2 (4) (16) 5
Private Equity Investments [Member]        
Fair Value Assets Measured on Recurring Basis [Roll Forward]        
Beginning balance 175,618 183,706 184,386 176,667
Total gains (losses) (realized/unrealized), included in earnings 4,414 5,677 (4,111) 12,777
Total gains (losses) (realized/unrealized), included in other comprehensive income [1] 0 0 0 0
Discount accretion 0 0 0 0
Purchase of private equity securities 728 1,470 6,426 10,947
Sales And Repayments Of Private Equity Securities (6,707) (12,564) (12,665) (21,964)
Capitalized interest/dividends 17 32 34 (106)
Ending balance 174,070 178,321 174,070 178,321
Total gains (losses) for the annual period included in earnings attributable to the change in unrealized gains or losses relating to assets still held at period end 4,414 5,677 (3,312) 11,002
Gains (Losses) included in OCI Attributable to Change in Unrealized Gains (Losses) Relating to Assets Still Held, Total $ 0 $ 0 $ 0 $ 0
[1]
* Included in "net unrealized gains (losses) on available for sale debt securities" in the consolidated statements of comprehensive income.