v3.26.3
TIMESHARE FINANCING RECEIVABLES - Schedule of Change in Allowance for Financing Receivables Losses (Details) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Financing Receivable, Allowance for Credit Losses [Roll Forward]    
Provision for financing receivables losses $ 296 $ 311
Originated    
Financing Receivable, Allowance for Credit Losses [Roll Forward]    
Allowance for financing receivable losses, beginning balance 1,078 804
Initial allowance for financing receivables acquired during the period 0  
Provision for financing receivables losses 302 300
Write-offs (217) (164)
Inventory recoveries 0 0
Upgrades 10 27
Allowance for financing receivable losses, ending balance 1,173 967
Acquired    
Financing Receivable, Allowance for Credit Losses [Roll Forward]    
Allowance for financing receivable losses, beginning balance 155 268
Initial allowance for financing receivables acquired during the period 96  
Provision for financing receivables losses (4) 18
Write-offs (80) (169)
Inventory recoveries 39 78
Upgrades (10) (27)
Allowance for financing receivable losses, ending balance $ 196 $ 168