v3.26.1
Dividends (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jan. 31, 2025
Jan. 09, 2025
Jun. 30, 2026
Mar. 31, 2025
Jun. 30, 2026
Dividends Payable [Line Items]          
Distributions       $ 145,786  
Dividends declared per share (in dollars per share)     $ 0   $ 0
Class A common stock          
Dividends Payable [Line Items]          
Dividends declared per share (in dollars per share)       $ 5.91  
S 2025 Q1 Dividends          
Dividends Payable [Line Items]          
Distributions   $ 175,000      
Payments of special distribution to non-controlling interest holders   $ 59,000      
Payments of capital distribution $ 146,000        
S 2025 Q1 Dividends | Class A common stock          
Dividends Payable [Line Items]          
Dividends declared per share (in dollars per share)       $ 5.91  
S 2025 Q1 Dividends | Class A common stock | Goosehead Insurance, Inc.          
Dividends Payable [Line Items]          
Dividends per share, cash paid (in dollars per share) $ 1.22        
S 2025 Q1 Dividends | Class A common stock | Goosehead Financial, LLC          
Dividends Payable [Line Items]          
Dividends per share, cash paid (in dollars per share) $ 4.69