v3.26.1
BORROWINGS (Tables)
3 Months Ended
Jun. 30, 2026
BORROWINGS  
Summary of components of debt

June 30,

March 31,

(Dollars in millions)

Interest Rate

Maturity

2026

2026

Unsecured senior notes due 2026

  ​ ​ ​

2.05%

October 2026

$

700

$

700

Unsecured senior notes due 2028

2.70%

October 2028

500

500

Unsecured senior notes due 2031

3.15%

October 2031

650

650

Unsecured senior notes due 2034

6.35%(1)

February 2034

500

500

Unsecured senior notes due 2041

4.10%

October 2041

550

550

Finance lease and other obligations

5.54%(2)

2027-2032

185

204

$

3,085

$

3,104

Less: Unamortized discount

3

4

Less: Unamortized debt issuance costs

  ​

  ​

11

12

Less: Current portion of long-term debt

  ​

  ​

781

796

Total long-term debt

  ​

  ​

$

2,289

$

2,293

(1)Including the cross-currency swaps that the Company entered into subsequent to the issuance of the unsecured senior notes due 2034, the effective interest rate on such notes was approximately 3.84% at the time of issuance. For more information, see Note 7 – Financial Assets and Liabilities.
(2)Weighted-average discount rate.

Schedule of contractual obligations of long-term debt outstanding

(Dollars in millions)*

  ​ ​ ​

Principal

Year ending March 31:

2027 (remaining nine months)

$

703

2028

 

2029

 

500

2030

 

2031

Thereafter

 

1,700

Total

$

2,903

*    Contractual obligations approximate scheduled repayments.