v3.26.1
Receivables and Related Allowance for Credit Losses - Narrative (Details)
$ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
class
segment
Dec. 31, 2025
Financing Receivable, Allowance for Credit Loss [Line Items]    
Portfolio segments | segment 2  
Customer classes | class 2  
Off-balance-sheet credit exposures | $ $ 0  
EIP Receivables Allowance    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Weighted average effective imputed interest rate 10.70% 10.30%