Wal-Mart Stores Inc is a Delaware corporation was incorporated in October 1969. The Company operates retail stores located throughout the U.S., Africa, Argentina, Brazil, Canada, Central America, Chile, China, India, Japan, Mexico and the United Kingdom. Its operations comprise three reportable business segments: Walmart U.S., Walmart International and Sam's Club. The Walmart U.S. segment includes the Company's mass merchant concept in the U.S., operating under the Walmart or Wal-Mart brand, as well as walmart.com. Walmart U.S. does business in six strategic merchandise units namely, Grocery, Entertainment, Health and wellness, Hardlines, Apparel and Home. The Walmart International segment consists of the Company's operations outside of the U.S., and includes numerous formats divided into three categories: retail, wholesale and other. These categories consist of numerous formats, including supercenters, supermarkets, hypermarkets, warehouse clubs, including Sam's Clubs, cash & carry, home improvement, specialty electronics, restaurants, apparel stores, drug stores and convenience stores, as well as digital retail. The Sam's Club segment includes the warehouse membership clubs in the U.S., as well as samsclub.com. Walmart U.S. segment's purchases of merchandise were shipped through its 137 distribution facilities, which are located strategically throughout the U.S. The remaining merchandise it purchased was shipped directly from suppliers. It utilizes a total of 176 distribution facilities located in Argentina, Brazil, Canada, Central America, Chile, China, Japan, Mexico, South Africa and the United Kingdom. Through these facilities, it processes and distributes both imported and domestic products to the operating units of the Walmart International segment. The main focus of Sam's Club's distribution operations is on cross-docking merchandise, while stored inventory is minimized. Cross-docking is a distribution process under which shipments are directly transferred from inbound to outbound trailers. Shipments typically spend less than 24 hours in a cross-dock facility, and sometimes less than an hour. The Walmart U.S. segment competes with a variety of local and national chains in the supermarket, discount, grocery, department, dollar, drug, variety and specialty stores, supercenter-type stores, hypermarkets, internet-based retailers and catalog businesses. It also competes with others for desirable sites for new retail units. The Walmart International segment competes with a variety of local, national and chains in the supermarket, discount, grocery, department, drug, variety and specialty stores, supercenter-type stores, hypermarkets, wholesale clubs, internet-based retailers and catalog businesses in each of the countries in which it operates. Sam's Club competes with other warehouse clubs including Costco Wholesale and BJ's Wholesale Club, as well as with discount retailers, retail and wholesale grocers, general merchandise wholesalers and distributors, gasoline stations, internet-based retailers and catalog businesses.