v3.26.1
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]          
Income tax expense (benefit)   $ 52 $ (10) $ 155 $ (20)
Income (loss) before income taxes   $ 281 24 $ 681 (198)
Percentage of applicable tax savings payable per tax receivable agreement       90.00%  
Tax distributions to holders of holdings units     $ 114   $ 114
Rocket Limited Partnership          
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]          
Voting and economic interest (in percent) 100.00%     100.00%