v3.26.1
Supplemental Financial Information (Tables)
6 Months Ended
Jun. 30, 2026
Disclosure Text Block Supplement [Abstract]  
Schedule of Activity of Allowance for Doubtful Accounts
The following summarizes the activity for the first six months of 2026 related to the allowance for doubtful accounts as of June 30, 2026:

(in millions)
Allowance for Doubtful Accounts:
Balance at December 31, 2025$290 
Provisions/charges to income49 
Amounts charged off and other deductions(33)
Balance at June 30, 2026$306 
Schedule of Components of Long-Term Investments
The components of long-term investments are as follows:
(in millions)June 30,
2026
December 31,
2025
Long-term Investments:
Equity securities$747 $597 
Other364 321 
Total$1,111 $918