v3.26.1
Equity - Net Income (Loss) Per Common Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Numerator for earnings per common share:        
Net income (loss) attributable to Vitesse Energy, Inc. $ 33,081 $ 24,659 $ (9,199) $ 27,327
Allocation of earnings to participating securities 0 (376) 0 0
Net income (loss) attributable to common shareholders 33,081 24,283 (9,199) 27,327
Adjustment to allocation of earnings to participating securities related to diluted shares 0 376 0 0
Net income (loss) attributable to common shareholders for diluted EPS $ 33,081 $ 24,659 $ (9,199) $ 27,327
Denominator for earnings per common share:        
Weighted average common shares outstanding (in shares) 41,723,856 38,602,875 40,678,560 35,604,506
Weighted average Transitional Share RSUs outstanding with no future service required (in shares) 317,623 502,087 385,836 502,092
Denominator for basic earnings per common share (in shares) 42,041,479 39,104,962 41,064,396 36,106,598
Denominator for diluted earnings per common share (in shares) 42,852,652 40,967,995 41,064,396 38,043,765
Net income (loss) per common share:        
Basic (in USD per share) $ 0.79 $ 0.62 $ (0.22) $ 0.76
Diluted (in USD per share) $ 0.77 $ 0.60 $ (0.22) $ 0.72
LTIP RSUs        
Denominator for earnings per common share:        
Share-based payment arrangements (in shares) 572,820 1,461,008 0 1,531,818
LTIP PSUs        
Denominator for earnings per common share:        
Share-based payment arrangements (in shares) 12,549 92,929 0 82,710
Transitional Share options        
Denominator for earnings per common share:        
Share-based payment arrangements (in shares) 225,804 270,282 0 283,825
Transitional Share RSUs with remaining performance/service obligation        
Denominator for earnings per common share:        
Share-based payment arrangements (in shares) 0 38,814 0 38,814
LTIP RSUs        
Net income (loss) per common share:        
Shares excluded from diluted earnings per share due to anti-dilutive effect (in shares) 0 0 629,035 0
LTIP PSUs        
Net income (loss) per common share:        
Shares excluded from diluted earnings per share due to anti-dilutive effect (in shares) 0 0 10,018 0
Transitional Share options        
Net income (loss) per common share:        
Shares excluded from diluted earnings per share due to anti-dilutive effect (in shares) 0 0 239,783 0
Transitional Share RSUs with remaining performance/service obligation        
Net income (loss) per common share:        
Shares excluded from diluted earnings per share due to anti-dilutive effect (in shares) 0 0 0 0