Segments (Tables)

3 Months Ended

Apr. 30, 2018

Disaggregation of Revenue [Line Items]

Segment Net Sales

Net sales by segment are as follows:

	Three Months Ended April 30,
(Amounts in millions)	2018		2017
Net sales:
Walmart U.S.	$	77,748	$	75,436
Walmart International	30,260		27,097
Sam's Club	13,622		13,993
Net sales	$	121,630	$	116,526

Operating Income by Segment, Interest, Net, and Unrealized (Gains) and Losses

Operating income by segment, as well as operating loss for corporate and support, interest, net, and unrealized (gains) and losses are as follows:

	Three Months Ended April 30,
(Amounts in millions)	2018			2017
Operating income (loss):
Walmart U.S.	$	3,927		$	4,052
Walmart International	1,265			1,139
Sam's Club	325			399
Corporate and support	(363		)	(353		)
Operating income	5,154			5,237
Interest, net	487			563
Unrealized (gains) and losses	1,845			—
Income before income taxes	$	2,822		$	4,674

Operating income by segment, as well as operating loss for corporate and support, interest, net, and unrealized (gains) and losses are as follows:

	Three Months Ended April 30,
(Amounts in millions)	2018			2017
Operating income (loss):
Walmart U.S.	$	3,927		$	4,052
Walmart International	1,265			1,139
Sam's Club	325			399
Corporate and support	(363		)	(353		)
Operating income	5,154			5,237
Interest, net	487			563
Unrealized (gains) and losses	1,845			—
Income before income taxes	$	2,822		$	4,674

Walmart U.S.

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

(Amounts in millions)	Three Months Ended April 30, 2018
Walmart U.S. net sales by merchandise category
Grocery	$	43,860
General merchandise	24,174
Health and wellness	9,128
Other categories	586
Total	$	77,748

Walmart International

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

(Amounts in millions)	Three Months Ended  April 30, 2018
Walmart International net sales by market
Mexico and Central America	$	7,684
United Kingdom	7,515
Canada	4,254
China	3,205
Other	7,602
Total	$	30,260

Sam's Club

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

(Amounts in millions)	Three Months Ended  April 30, 2018
Sam’s Club net sales by merchandise category
Grocery and consumables	$	8,012
Fuel, tobacco and other categories	2,919
Home and apparel	1,202
Health and wellness	801
Technology, office and entertainment	688
Total	$	13,622