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Description of Business	12 Months Ended
Description of Business	Oct. 30, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Description of Business	Description of Business Joy Global Inc. is a leading manufacturer and servicer of high productivity mining equipment for the extraction of metal and minerals. We manufacture and market original equipment and parts and perform services for both underground and surface mining, as well as certain industrial applications. Our equipment is used in major mining regions throughout the world to mine coal, copper, iron ore, oil sands, gold and other minerals and ores. We operate in two business segments: Underground and Surface. We are a major manufacturer of underground mining machinery for the extraction and haulage of coal and other bedded minerals. We are also a major producer of surface mining equipment for the extraction and haulage of copper, coal and other minerals and ores. We offer comprehensive direct service, which includes our smart service offerings, near major mining regions worldwide and provide extensive operational support for many types of equipment used in mining. Our principal manufacturing facilities are located in the United States, including facilities in Alabama, Pennsylvania, Texas and Wisconsin, and internationally, including facilities in Australia, Canada, China, France, South Africa and the United Kingdom.