Acquisitions, Disposals and Related Items	9 Months Ended
Oct. 31, 2016
Business Combinations [Abstract]
Acquisitions, disposals and related items	Acquisitions, Disposals and Related Items In July 2015, the Company completed the purchase of all of the remaining noncontrolling interest in Yihaodian, our e-commerce operations in China, for approximately $760 million, using existing cash to complete this transaction. In June 2016, the Company sold certain assets relating to Yihaodian, including the Yihaodian brand, website and application, to JD.com, Inc. ("JD") in exchange for Class A ordinary shares of JD representing approximately five percent of JD's outstanding ordinary shares on a fully diluted basis. The $1.5 billion investment in JD is carried at cost and is included in other assets and deferred charges in the accompanying Condensed Consolidated Balance Sheets. The sale resulted in the recognition of a $535 million noncash gain in the Walmart International segment which is included in membership and other income in the accompanying Condensed Consolidated Statements of Income. During the quarter ended October 31, 2016, the Company purchased $1.9 billion of additional JD shares classified as available for sale securities, representing an additional ownership percentage of approximately five percent, for a total ownership of approximately ten percent of JD's outstanding ordinary shares. On August 10, 2016, one of the Company's subsidiaries entered into a definitive agreement to sell Suburbia, the apparel retail division in Mexico for approximately $1.0 billion in total consideration, resulting in $591 million in current assets held for sale and $163 million in current liabilities held for sale as of October 31, 2016. The transaction is subject to regulatory approval and is expected to close in Fiscal 2018. On September 19, 2016, the Company completed the acquisition of Jet.com, Inc., a U.S. based e-commerce company. The integration of Jet.com into Walmart U.S. e-commerce business will build upon the current e-commerce foundation, allowing for synergies from talent, logistical operations and access to a broader customer base. The total purchase price for the acquisition was $2.4 billion, net of cash acquired. The preliminary allocation of the purchase price includes $1.7 billion in goodwill and $0.6 billion in intangible assets. As part of the transaction, the Company will pay additional compensation in cash and equity of approximately $0.8 billion over a five year period. The Company began consolidating Jet.com's operations in the Walmart U.S. segment during the quarter ended October 31, 2016 and the acquisition is not significant to the Company's Consolidated Financial Statements.

Acquisitions, Disposals and Related Items

In July 2015, the Company completed the purchase of all of the remaining noncontrolling interest in Yihaodian, our e-commerce operations in China, for approximately $760 million, using existing cash to complete this transaction.

In June 2016, the Company sold certain assets relating to Yihaodian, including the Yihaodian brand, website and application, to JD.com, Inc. ("JD") in exchange for Class A ordinary shares of JD representing approximately five percent of JD's outstanding ordinary shares on a fully diluted basis. The $1.5 billion investment in JD is carried at cost and is included in other assets and deferred charges in the accompanying Condensed Consolidated Balance Sheets. The sale resulted in the recognition of a $535 million noncash gain in the Walmart International segment which is included in membership and other income in the accompanying Condensed Consolidated Statements of Income. During the quarter ended October 31, 2016, the Company purchased $1.9 billion of additional JD shares classified as available for sale securities, representing an additional ownership percentage of approximately five percent, for a total ownership of approximately ten percent of JD's outstanding ordinary shares.

On August 10, 2016, one of the Company's subsidiaries entered into a definitive agreement to sell Suburbia, the apparel retail division in Mexico for approximately $1.0 billion in total consideration, resulting in $591 million in current assets held for sale and $163 million in current liabilities held for sale as of October 31, 2016. The transaction is subject to regulatory approval and is expected to close in Fiscal 2018.

On September 19, 2016, the Company completed the acquisition of Jet.com, Inc., a U.S. based e-commerce company. The integration of Jet.com into Walmart U.S. e-commerce business will build upon the current e-commerce foundation, allowing for synergies from talent, logistical operations and access to a broader customer base. The total purchase price for the acquisition was $2.4 billion, net of cash acquired. The preliminary allocation of the purchase price includes $1.7 billion in goodwill and $0.6 billion in intangible assets. As part of the transaction, the Company will pay additional compensation in cash and equity of approximately $0.8 billion over a five year period. The Company began consolidating Jet.com's operations in the Walmart U.S. segment during the quarter ended October 31, 2016 and the acquisition is not significant to the Company's Consolidated Financial Statements.