Balance Sheet Details (Accrued And Other Current Liabilities Schedule) (Details) - USD ($) $ in Millions	Jun. 30, 2020	Mar. 31, 2020
Balance Sheet Related Disclosures [Abstract]
Other accrued expenses	$ 192	$ 242
Accrued compensation and benefits	273	326
Accrued royalties	159	171
Contract with Customer, Liability, Current	79	109
Deferred net revenue, other	114	104
Operating Lease, Liability, Current	75	69
Accrued and other current liabilities	1,040	1,052	[1]
Taxes Payable, Current	$ 148	$ 31

[1] Derived from audited Consolidated Financial Statements.