Segment Information Net Revenue by Platform (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Schedule of Net Revenue by Platform [Line Items]
Net revenue	$ 6,991	$ 5,629	$ 5,537
Total consoles, net revenue [Domain]
Schedule of Net Revenue by Platform [Line Items]
Net revenue	4,400	3,716	3,774
PC and Browsers, net revenue [Domain]
Schedule of Net Revenue by Platform [Line Items]
Net revenue	1,532	1,195	1,036
Mobile, net revenue [Domain]
Schedule of Net Revenue by Platform [Line Items]
Net revenue	$ 1,059	$ 718	$ 727