Property and Equipment, Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 29, 2018	Dec. 30, 2017
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		$ 142
Less: accumulated depreciation and amortization		(73)
Total property and equipment, net		69
Total property and equipment, gross	$ 177
Less: accumulated depreciation and amortization	(84)
Total property and equipment, net	93
Depreciation and amortization expense	28	15	$ 13
Cost of sales
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	3	2	2
Selling, general and administrative
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	25	13	$ 11
Land
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		2
Total property and equipment, gross	1
Buildings and permanent improvements
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		17
Total property and equipment, gross	$ 9
Buildings and permanent improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	10 years
Buildings and permanent improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	40 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		12
Total property and equipment, gross	$ 23
Leasehold improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	1 year
Leasehold improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	20 years
Machinery and warehouse equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		43
Total property and equipment, gross	$ 44
Machinery and warehouse equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	3 years
Machinery and warehouse equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	10 years
Furniture, fixtures, and other
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		32
Total property and equipment, gross	$ 36
Furniture, fixtures, and other | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	2 years
Furniture, fixtures, and other | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	10 years
Computer equipment and software
Property, Plant and Equipment [Line Items]
Total property and equipment, gross		$ 36
Total property and equipment, gross	$ 64
Computer equipment and software | Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	2 years
Computer equipment and software | Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Life	10 years