v3.26.1
Loss Per Share - Summary of Antidilutive Securities Excluded from Computation of Earnings Per Share (Detail)
3 Months Ended
Mar. 31, 2026
shares
Vested LLC Interests Attributable to Continuing Equity Owners [Member]  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of earnings per share, amount 81,132,471
Unvested LLC Interests Attributable to SOLV Energy Management Holdings LP [Member]  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of earnings per share, amount 5,995,666
Restricted Stock Awards [Member]  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of earnings per share, amount 257,400
Stock options [Member]  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Antidilutive securities excluded from computation of earnings per share, amount 3,072,538