v3.26.1
Acquisitions - Narrative (Details)
$ in Millions
3 Months Ended 12 Months Ended
Oct. 01, 2025
USD ($)
Jul. 01, 2025
USD ($)
Jun. 30, 2026
business
Dec. 31, 2025
business
Business Combination [Line Items]        
Number of businesses acquired | business     2 2
Redfin Corporation        
Business Combination [Line Items]        
Percentage of business acquired   100.00%    
Business combination, pre-combination services   $ 24    
Cash paid to settle term loan, accrued interest, and prepayment premium   252    
Tax deductible goodwill   0    
Redfin Corporation | Class A common shares        
Business Combination [Line Items]        
Total consideration transferred   1,742    
Rocket Class A common stock issued to acquiree stockholders   $ 1,466    
Mr. Cooper Group Inc        
Business Combination [Line Items]        
Percentage of business acquired 100.00%      
Business combination, pre-combination services $ 193      
Cash paid to settle term loan, accrued interest, and prepayment premium 3,113      
Transaction costs 74      
Third party fees 15      
One-time discretionary payments 10      
Mr. Cooper Group Inc | Class A common shares        
Business Combination [Line Items]        
Total consideration transferred 16,973      
Rocket Class A common stock issued to acquiree stockholders $ 13,667