v3.26.1
Organization and Nature of Business - Narrative (Details)
$ / shares in Units, $ in Millions
Mar. 30, 2026
USD ($)
$ / shares
shares
Feb. 06, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
$ / shares
Jun. 30, 2025
$ / shares
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Net proceeds from sale of stock | $   $ 491.8    
Class A Common Stock        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Common stock, par value (in dollars per share) | $ / shares     $ 0.00001 $ 0.00001
Class A Common Stock | IPO        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Number of shares sold (in shares)   19,074,391    
Price per share of shares sold (in dollars per share) | $ / shares   $ 27    
Class A Common Stock | IPO | Selling Stockholders        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Number of shares sold (in shares)   45,325,609    
Class A Common Stock | Follow-On Offering        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Number of shares sold (in shares) 10,783,205      
Price per share of shares sold (in dollars per share) | $ / shares $ 29.5      
Net proceeds from sale of stock | $ $ 308.6      
Class A Common Stock | Follow-On Offering | Selling Stockholders        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Number of shares sold (in shares) 23,716,795      
Class B Common Stock        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Common stock, par value (in dollars per share) | $ / shares     $ 0.00001 $ 0.00001
Class B Common Stock | Private Placement        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Conversion ratio for shares issued   1    
Number of shares issued in transaction (in shares)   90,167,635    
Opco LLC        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Capital ownership interests purchased (in shares) 10,783,205 19,074,391    
Indirectly owned economic interests 80.19%   80.19%  
Forgent Intermediate LLC        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Equity interests acquired   100.00%    
Forgent Intermediate LLC | Class A Common Stock        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Shares exchanged for equity interests acquired (in shares)   210,055,933    
Opco LLC Merger | Class A Common Stock        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Shares exchanged for equity interests acquired (in shares)   4,205,321