v3.26.1
Redeemable Non-Controlling Interests in Subsidiary - Schedule Of Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Class of Stock [Line Items]          
Non-controlling interest holders 60.60% 64.40% 61.20% 64.40%  
OpCo | Non-controlling interest holders          
Class of Stock [Line Items]          
Non-controlling interest holders     60.70%   62.20%
OpCo | NET Power Inc.          
Class of Stock [Line Items]          
NET Power Inc. 39.30%   39.30%   37.80%