Impacts of Adoption of New Standard on Company's Balance Sheet and Statement of Operations (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Dec. 30, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Sales - Products	$ 2,423	$ 2,460
Sales - Services	407	216
Total Sales	2,830	2,676
Cost of goods sold and occupancy costs - Products	1,891	1,878
Cost of goods sold and occupancy costs - Services	272	123
Total Cost of goods sold and occupancy costs	2,163	2,001
Gross profit	667	675
Net income	$ 41	$ 116
Diluted earnings per share	$ 0.07	$ 0.22
Receivables, net	$ 942		$ 931
Prepaid expenses and other current assets	118		86
Deferred income taxes	295		305
Accrued expenses and other current liabilities	1,011		986
Stockholders' equity	2,157		$ 2,120
Pro Forma | Accounting Standards Update 2014-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Sales - Products	2,427
Sales - Services	434
Total Sales	2,861
Cost of goods sold and occupancy costs - Products	1,895
Cost of goods sold and occupancy costs - Services	299
Total Cost of goods sold and occupancy costs	2,194
Gross profit	667
Net income	$ 41
Diluted earnings per share	$ 0.07
Receivables, net	$ 947
Prepaid expenses and other current assets	108
Deferred income taxes	293
Accrued expenses and other current liabilities	1,006
Stockholders' equity	$ 2,157