v3.26.1
Investments - Equity Method Investments (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Sep. 30, 2025
Mar. 31, 2025
Dec. 31, 2025
Investments        
Carrying Value $ 42,993     $ 44,291
Capital commitment to be made in remainder of 2026 $ 5,900      
AccionaPlug S.L.        
Investments        
Common Stock Ownership % 50.00%     50.00%
Carrying Value $ 4,479     $ 4,531
Payments to acquire equity method investments $ 0 $ 0 $ 500  
Clean H2 Infra Fund        
Investments        
Common Stock Ownership % 5.00%     5.00%
Carrying Value $ 38,514     $ 39,760
Payments to acquire equity method investments $ 0 $ 0 $ 0