v3.26.1
Acquisition and Dispositions - Summary of Attribution Principles (Details) - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Business Combination [Line Items]      
Noncontrolling interest in BKV-BPP Power $ 67,982 $ 51,829  
BKV's interest in BKV-BPP Power 1,985,808 1,500,691  
Less: net income attributable to noncontrolling interest 9,160 5,271 $ 8,467
Net income (loss) attributable to BKV 179,156 (138,651) 123,556
BKV-BPP Power net income (loss) attributable to common shareholders 177,734 (138,651) 123,556
Net income attributable to common shareholders $ 58,483 $ (35,253) $ 4,165
Net income (loss) per common share attributable to BKV:      
Basic (in USD per share) 1.98 (2.02) 1.9
Diluted (in USD per share) 1.98 (2.02) 1.79
Basic (in USD per share) $ 2.05 $ (1.94) $ 2.03
Diluted (in USD per share) $ 2.05 $ (1.94) $ 1.92
Weighted average number of common shares outstanding:      
Basic (in shares) 29,489 17,462 2,198
Diluted (in shares) 29,572 17,462 2,330
Banpu      
Business Combination [Line Items]      
Net Income (Loss) Available to Majority Stockholders $ 120,673 $ (103,398) $ 119,391
Net income (loss) per common share attributable to BKV:      
Basic (in USD per share) 2.11 (1.92) 2.04
Diluted (in USD per share) 2.11 (1.92) 1.92
Weighted average number of common shares outstanding:      
Basic (in shares) 57,092 53,826 58,532
Diluted (in shares) 57,251 53,826 62,050
BKV-BPP Power      
Business Combination [Line Items]      
Less: net income attributable to noncontrolling interest $ 7,448 $ 5,271 $ 8,467
Net income (loss) attributable to BKV 22,342 15,814 25,401
BKV-BPP Power net income (loss) attributable to common shareholders 5,073 2,582 613
BKV-BPP Power | Banpu      
Business Combination [Line Items]      
Net Income (Loss) Available to Majority Stockholders 14,733 11,940 $ 24,482
BKV-BPP Power, LLC      
Business Combination [Line Items]      
Noncontrolling interest in BKV-BPP Power 64,277 56,829  
BKV's interest in BKV-BPP Power 192,830 170,488  
Net assets attributable to common shareholders 43,785 27,840  
BKV-BPP Power, LLC | Banpu      
Business Combination [Line Items]      
Net assets attributable to Banpu $ 127,153 $ 128,727