Leases - Schedule of Assets and Liabilities related to Leases (Details) - USD ($) $ in Millions	Mar. 31, 2024	Mar. 31, 2023
Leases [Abstract]
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other long–term assets	Other long–term assets
Right of use assets	$ 124	$ 127
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Long-lived assets	Long-lived assets
Finance Lease, Right-of-Use Asset	$ 25	$ 31
Operating and Finance Lease Right of Use Assets	$ 149	$ 158
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Operating Lease, Liability, Current	$ 23	$ 24
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Current portion of long-term debt	Current portion of long-term debt
Finance Lease, Liability, Current	$ 9	$ 16
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Operating Lease, Liability, Noncurrent	$ 81	$ 82
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Carrying Value, Long-term debt, net of current portion	Carrying Value, Long-term debt, net of current portion
Finance Lease, Liability, Noncurrent	$ 14	$ 14
Operating and Finance Lease Liabilities	127	136
Finance Lease, Right-of-Use Asset, Accumulated Amortization	$ 21	$ 18