Balance Sheet Details (Deferred Net Revenue) (Details) - USD ($) $ in Millions	9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Mar. 31, 2022
Deferred Revenue Arrangement [Line Items]
Deferred Revenue, Current	$ 1,808		$ 2,024	[1]
Deferred Revenue, Revenue Recognized	2,124	$ 1,607
Online enabled games [Member]
Deferred Revenue Arrangement [Line Items]
Deferred Revenue, Current	1,808		2,024
Other [Member]
Deferred Revenue Arrangement [Line Items]
Deferred Revenue, Current	105		156
Noncurrent [Member]
Deferred Revenue Arrangement [Line Items]
Deferred Revenue, Noncurrent	48		68
Total [Member]
Deferred Revenue Arrangement [Line Items]
Deferred Revenue	$ 1,961		$ 2,248

[1] Derived from audited Consolidated Financial Statements.