Property and Equipment, Net

12 Months Ended

Dec. 31, 2019

Property and equipment, net consisted of the following as of:



	Estimated Useful Life	December 31, 2019			December 29, 2018
Land	N/A	$	1		$	2
Buildings and permanent improvements	10-40 years	9			17
Leasehold improvements	1-20 years	23			12
Machinery and warehouse equipment	3-10 years	44			43
Furniture, fixtures, and other	2-10 years	36			32
Computer equipment and software	2-10 years	64			36
Total property and equipment, gross		177			142
Less: accumulated depreciation and amortization		(84		)	(73		)
Total property and equipment, net		$	93		$	69

The following table sets forth our depreciation and amortization expense for the years ended:



Location	December 31, 2019		December 29, 2018		December 30, 2017
Cost of sales	$	3	$	2	$	2
Selling, general and administrative	25		13		11
Total depreciation and amortization expense	$	28	$	15	$	13