v3.26.1
Earnings Per Share - Summary of Earnings Per Share, Basic and Diluted (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 5 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2025
Basic net income per share:          
Net income $ 66,833 $ 44,632 $ 39,419 $ 39,419 $ 44,130
Less: Net income attributable to non-controlling interests and LLC members prior to IPO 29,863 377 25,807 25,807 589
Net Income (Loss) $ 36,970 44,255 $ 13,612 13,612 43,541
Weighted average shares of common stock outstanding, basic 118,080,650   117,137,198    
Net income per share, basic $ 0.31   $ 0.12    
Diluted net income per share:          
Net income attributable to SOLV Energy, Inc., basic and diluted $ 36,970 $ 44,255 $ 13,612 $ 13,612 $ 43,541
Add: Net income attributable to non-controlling interests from assumed exchange of LLC Interests 29,863   0    
Less: Income tax expense on net income attributable to non-controlling interest at 22.5% (6,719)   0    
Net income attributable to SOLV Energy, Inc., diluted $ 60,114   $ 13,612    
Weighted average shares of common stock outstanding, basic 118,080,650   117,137,198    
Effect of dilutive securities:          
Weighted averages shares of common stock outstanding, diluted 201,682,563   122,247,396    
Net income per share, diluted $ 0.3   $ 0.11    
Vested LLC Interests attributable To Continuing Equity Owners [Member]          
Effect of dilutive securities:          
Dilutive securities, effect on basic earnings per share $ 78,400,204   $ 0    
Unvested LLC Interests attributable To Management Holdings [Member]          
Effect of dilutive securities:          
Dilutive securities, effect on basic earnings per share 5,088,760   5,021,202    
Restricted Stock Awards [Member]          
Effect of dilutive securities:          
Dilutive securities, effect on basic earnings per share 82,874   69,307    
Employee Stock Option          
Effect of dilutive securities:          
Dilutive securities, effect on basic earnings per share $ 30,075   $ 19,689