v3.26.1
FINANCIAL ASSETS AND LIABILITIES (Tables)
12 Months Ended
Mar. 31, 2026
FINANCIAL ASSETS AND LIABILITIES  
Financial assets and financial liabilities measured at fair value on a recurring basis

Fair Value

Hierarchy

At March 31, 2026

At March 31, 2025

(Dollars in millions)

  ​ ​ ​

Level

  ​ ​ ​

Assets

  ​ ​ ​

Liabilities

  ​ ​ ​

Fair Value

  ​ ​ ​

Assets

  ​ ​ ​

Liabilities

  ​ ​ ​

Fair Value

Derivatives designated as hedging instruments:

Foreign exchange contracts

2

$

8

$

68

$

(60)

$

6

$

29

$

(23)

Cross-currency swap contracts

2

41

13

28

12

11

Derivatives not designated as hedging instruments:

Foreign exchange contracts

2

3

4

(1)

27

2

25

Total

$

53

$

85

$

(32)

$

45

$

43

$

2

Summary of notional amounts of outstanding derivatives

At March 31, 2026

At March 31, 2025

(Dollars in millions)

Foreign Exchange Contracts

  ​ ​ ​

Cross-currency Swap Contracts

  ​ ​ ​

Total Notional Amount

Foreign Exchange Contracts

  ​ ​ ​

Cross-currency Swap Contracts

  ​ ​ ​

Total Notional Amount

Derivatives designated as hedging instruments

Cash flow hedges

$

402

$

$

402

$

357

$

$

357

Net investment hedges

749

500

1,249

1,485

500

1,985

Derivatives not designated as hedging instruments

$

620

$

$

620

$

1,148

$

$

1,148

Effect of derivative instruments in the Consolidated Income Statement - designated

Gain (Loss) Recognized in Consolidated Income Statement

and Other Comprehensive Income

Year Ended March 31,

(Dollars in millions)

  ​ ​ ​

2026

  ​ ​ ​

2025

  ​ ​ ​

2024

Derivative instruments in cash flow hedges:

Recognized in OCI

Foreign exchange contracts

2

(14)

22

Derivative instruments in net investment hedges:

Cross-currency swaps

28

10

(11)

Foreign exchange contracts

(103)

(5)

Total

$

(73)

$

(9)

$

11

Gain (Loss) Recognized in Consolidated Income Statement

and Other Comprehensive Income

Amounts Excluded from

Consolidated

Reclassified from AOCI

Effectiveness Testing

Income Statement

Year Ended March 31,

Year Ended March 31,

(Dollars in millions)

Line Item

2026

  ​ ​ ​

2025

  ​ ​ ​

2024

2026

  ​ ​ ​

2025

  ​ ​ ​

2024

Derivative instruments in cash flow hedges:

Foreign exchange contracts

Cost of services

(2)

(11)

21

Other expense

11

Derivative instruments in net investment hedges:

Cross-currency swaps

Interest expenses

12

12

1

Foreign exchange contracts

Interest expenses

26

10

Total

Total

$

8

$

(11)

$

21

$

37

$

22

$

1

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

Gain (Loss) Recognized in Consolidated Income Statement

Consolidated

Income Statement

Year Ended March 31,

(Dollars in millions)

  ​ ​ ​

Line Item

2026

2025

2024

Derivative instruments not designated as hedging instruments:

Foreign exchange contracts

Other expense (income)

5

(15)

(48)

Total

  ​

$

5

$

(15)

$

(48)