Stockholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		3 Months Ended		12 Months Ended
	Aug. 08, 2019	Jul. 05, 2019	Jun. 29, 2018	Mar. 29, 2019	Aug. 06, 2019
Class of Stock [Line Items]
Dividends declared per common share (in dollars per share)		$ 0.075	$ 0.075
Repurchases of common stock		$ 559	$ 0
Net revenues		$ 1,247	$ 1,156
Common Stock
Class of Stock [Line Items]
Stock repurchased and settled during the period (in shares)		25
Repurchases of common stock		$ 541
Stock repurchased average price per share (in dollars per share)		$ 21.85
Repurchases of common stock (in shares)				1
Remaining authorized repurchase amount		$ 507
Subsequent Event
Class of Stock [Line Items]
Remaining authorized repurchase amount					$ 1,600
Subsequent Event | Common Stock
Class of Stock [Line Items]
Dividends declared per common share (in dollars per share)	$ 0.075