v3.26.1
Financing Arrangements (Tables)
3 Months Ended
Jun. 30, 2026
Debt Disclosure [Abstract]  
Schedule of Carrying Values Of Liability and Equity Components of Senior Notes [Table Text Block]
The carrying and fair values of the Senior Notes are as follows (in millions):
  
As of
June 30, 2026
As of
March 31, 2026
Senior Notes:
1.85% Senior Notes due 2031
$750 $750 
2.95% Senior Notes due 2051
750 750 
Total principal amount$1,500 $1,500 
Unaccreted discount(4)(4)
Unamortized debt issuance costs(10)(11)
Net carrying value of Senior Notes$1,486 $1,485 
Fair value of Senior Notes (Level 2)$1,283 $1,292 
Interest and Other Income
The following table summarizes our interest expense recognized for the three months ended June 30, 2026 and 2025 that is included in interest and other income (expense), net on our Condensed Consolidated Statements of Operations (in millions):
Three Months Ended
June 30
20262025
Amortization of debt issuance costs$(1)$— 
Coupon interest expense(9)(14)
Total interest expense$(10)$(14)