v3.26.1
Investments - Narrative (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]    
SERP investments at fair value $ 3,306 $ 3,056
CoBank    
Schedule of Equity Method Investments [Line Items]    
SERP investments at fair value $ 12,200 $ 12,600