v3.26.1
Fair Value Measurements and Financial Instruments (Tables)
 3 Months Ended
Mar. 31, 2026
Fair Value Disclosures [Abstract]  
Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis
The following table presents the balances of assets and liabilities measured at fair value on a recurring basis as of March 31, 2026:
(dollars in millions)
Level 1(1)
Level 2(2)
Level 3(3)
Total
Assets:
Prepaid expenses and other:
Fixed income securities$— $35 $— $35 
Cross currency swaps— 12 — 12 
Other assets:
Marketable equity securities
516 — — 516 
Fixed income securities— 345 — 345 
Cross currency swaps— 1,010 — 1,010 
Total$516 $1,402 $— $1,918 
Liabilities:
Other current liabilities:
Interest rate swaps$— $2,150 $— $2,150 
Cross currency swaps— 264 — 264 
Foreign exchange forwards— 4 — 4 
Other liabilities:
Interest rate swaps— 2,899 — 2,899 
Cross currency swaps— 1,362 — 1,362 
Total$— $6,679 $— $6,679 
(1)Quoted prices in active markets for identical assets or liabilities.
(2)Observable inputs other than quoted prices in active markets for identical assets and liabilities.
(3)Unobservable pricing inputs in the market.

The following table presents the balances of assets and liabilities measured at fair value on a recurring basis as of December 31, 2025:
(dollars in millions)
Level 1(1)
Level 2(2)
Level 3(3)
Total
Assets:
Prepaid expenses and other:
Fixed income securities$— $40 $— $40 
Cross currency swaps— 4 — 4 
Foreign exchange forwards— 1 — 1 
Other assets:
Marketable equity securities453 — — 453 
Fixed income securities— 344 — 344 
Cross currency swaps— 1,417 — 1,417 
Total$453 $1,806 $— $2,259 
Liabilities:
Other current liabilities:
Interest rate swaps
$— $1,910 $— $1,910 
Cross currency swaps
— 222 — 222 
Foreign exchange forwards
— 1 — 1 
Other liabilities:
Interest rate swaps
— 3,171 — 3,171 
Cross currency swaps
— 951 — 951 
Total$— $6,255 $— $6,255 
(1)Quoted prices in active markets for identical assets or liabilities.
(2)Observable inputs other than quoted prices in active markets for identical assets and liabilities.
(3)Unobservable pricing inputs in the market.
Schedule of Fair Value of Short-Term and Long-Term Debt, Excluding Capital Leases
The fair value of our short-term and long-term debt, excluding finance leases, was as follows:
 Fair Value
(dollars in millions)Carrying AmountLevel 1Level 2Level 3Total
At March 31, 2026$169,215 $96,509 $69,767 $— $166,276 
At December 31, 2025155,639 91,664 62,640 — 154,304 
Notional Amounts of Outstanding Derivative Instruments
The following table sets forth the notional amounts of our outstanding derivative instruments:
At March 31,At December 31,
(dollars in millions)20262025
Interest rate swaps$23,674 $23,674 
Cross currency swaps40,482 36,074 
Foreign exchange forwards590 570 
Schedule Of Derivative Instruments Activity
The following tables summarize the activities of our designated derivatives:
Three Months Ended
March 31,
(dollars in millions)20262025
Interest Rate Swaps:
Notional value entered into$— $— 
Notional value settled— — 
Pre-tax gain recognized in Interest expense
3 — 
Cross Currency Swaps:
Notional value entered into3,836 — 
Notional value settled— 359 
Pre-tax gain (loss) on cross currency swaps recognized in Interest expense
(601)1,078 
Pre-tax gain (loss) on hedged debt recognized in Interest expense
601 (1,078)
Excluded components recognized in Other comprehensive loss
(229)(848)
    Initial value of the excluded component amortized into Interest expense22 23 
Three Months Ended
March 31,
(dollars in millions)20262025
Other, net Cash Flows from Financing Activities:
Cash paid for settlement of cross currency swaps, net$— $(73)
The following table summarizes the activity of our derivatives not designated in hedging relationships:
Three Months Ended
March 31,
(dollars in millions)20262025
Foreign Exchange Forwards:
    Notional value entered into$1,555 $1,990 
Notional value settled1,535 1,880 
Pre-tax gain (loss) recognized in Other income, net
(12)29 
Cross Currency Swaps:
Notional value entered into572 — 
Notional value settled— — 
Pre-tax loss recognized in Interest expense
(21)— 
Treasury Rate Locks:
Notional value entered into— 250 
Notional value settled— 250 
Pre-tax gain recognized in Interest expense
— 3 
Schedule of Cumulative Basis Adjustments for Fair Value hedges
The following table displays the amounts recorded in Long-term debt in our condensed consolidated balance sheets related to cumulative basis adjustments for our interest rate swaps designated as fair value hedges. The cumulative amounts exclude cumulative basis adjustments related to foreign exchange risk.
At March 31,At December 31,
(dollars in millions)20262025
Carrying amount of hedged liabilities$18,840 $18,815 
Cumulative amount of fair value hedging adjustment included in the carrying amount of the hedged liabilities(4,814)(4,841)
Cumulative amount of fair value hedging adjustment remaining for which hedge accounting has been discontinued205 214