v3.26.1
EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Numerator for basic and diluted EPS:        
Net income (loss) $ 4,565 $ (4,228) $ 1,399 $ 406
Less: Net income attributable to Subsidiary Series A Preferred Units 0 (3,679) (1,930) (7,271)
Less: Net income attributable to Series A Preferred Stock (1,865) (3,101) (4,978) (7,019)
Add: Net (income) loss attributable to noncontrolling interest (1,093) 2,980 1,821 3,969
Net income (loss) attributable to Summit Midstream Corporation $ 1,607 $ (8,028) $ (3,688) $ (9,915)
Denominator for basic and diluted EPS:        
Weighted-average number of shares outstanding – basic (in shares) 13,811 12,241 13,074 12,005
Effect of assumed conversion and elimination of noncontrolling interest and net income (in shares) 0 0 0 0
Weighted-average number of shares outstanding – diluted (in shares) 14,045 12,241 13,074 12,005
Net income (loss) per share:        
Common stock – basic (in dollars per share) $ 0.12 $ (0.66) $ (0.28) $ (0.83)
Common stock – diluted (in dollars per share) 0.11 (0.66) (0.28) (0.83)
Common Class B        
Net income (loss) per share:        
Common stock – basic (in dollars per share) 0 0 0 0
Common stock – diluted (in dollars per share) $ 0 $ 0 $ 0 $ 0
Nonvested anti-dilutive restricted shares excluded from the calculation of diluted EPS and Class B Common Stock (in shares) 6,524 6,524 6,524 6,530
Restricted Stock        
Net income (loss) per share:        
Nonvested anti-dilutive restricted shares excluded from the calculation of diluted EPS and Class B Common Stock (in shares) 0 551 224 500
Common Units        
Denominator for basic and diluted EPS:        
Effect of nonvested restricted stock units (in shares) 234 0 0 0