v3.26.1
FINANCIAL ASSETS AND LIABILITIES (Tables)
3 Months Ended
Jun. 30, 2026
FINANCIAL ASSETS AND LIABILITIES  
Financial assets and financial liabilities measured at fair value on a recurring basis

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Fair Value

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Hierarchy

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At June 30, 2026

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At March 31, 2026

(Dollars in millions)

  ​ ​ ​

Level

  ​ ​ ​

Assets

  ​ ​ ​

Liabilities

  ​ ​ ​

Fair Value

  ​ ​ ​

Assets

  ​ ​ ​

Liabilities

  ​ ​ ​

Fair Value

Derivatives designated as hedging instruments:

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​

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Foreign exchange contracts

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2

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$

8

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$

58

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$

(49)

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$

8

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$

68

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$

(60)

Cross-currency swap contracts

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2

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55

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14

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41

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41

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13

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28

Derivatives not designated as hedging instruments:

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Foreign exchange contracts

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2

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—

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7

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(7)

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3

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4

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(1)

Total

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$

63

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$

78

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$

(15)

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$

53

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$

85

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$

(32)

Summary of notional amounts of outstanding derivatives

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At June 30, 2026

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At March 31, 2026

(Dollars in millions)

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Foreign Exchange Contracts

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Cross-currency Swap Contracts

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Total Notional Amount

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Foreign Exchange Contracts

  ​ ​ ​

Cross-currency Swap Contracts

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Total Notional Amount

Derivatives designated as hedging instruments

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Cash flow hedges

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$

694

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$

—

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$

694

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$

402

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$

—

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$

402

Net investment hedges

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638

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500

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1,138

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749

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500

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1,249

Derivatives not designated as hedging instruments

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$

761

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$

—

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$

761

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$

620

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$

—

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$

620

Effect of derivative instruments in the Consolidated Income Statement - designated

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Unrealized Gain (Loss)

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Consolidated

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Gain (Loss) Reclassified

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Amounts Excluded from

(Dollars in millions)

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Recognized in OCI

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Income Statement

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from AOCI to Income

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Effectiveness Testing

Three months ended June 30:

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2026

  ​ ​ ​

2025

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Line Item

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2026

  ​ ​ ​

2025

  ​ ​ ​

2026

  ​ ​ ​

2025

Derivative instruments in cash flow hedges:

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Foreign exchange contracts

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$ 

6

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$ 

(10)

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Cost of services

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$ 

—

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$ 

(2)

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 $

—

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 $

—

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Other expense (income)

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—

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—

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—

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—

Derivative instruments in net investment hedges:

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Cross-currency swaps

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10

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(24)

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Interest expense

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—

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—

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3

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3

Foreign exchange contracts

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5

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(127)

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Interest expense

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—

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—

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4

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8

Total

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$

20

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$

(161)

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  ​

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$

—

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$

(2)

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$

7

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$

10

Effect of derivative instruments in the Consolidated Income Statement- Not designated

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Consolidated

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Gain (Loss)

(Dollars in millions)

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Income Statement

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Recognized on Derivatives

Three months ended June 30:

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Line Item

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2026

  ​ ​ ​

2025

Foreign exchange contracts

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Other expense (income)

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$ 

2

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$ 

47

Total

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$

2

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$

47