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Subsequent Event Subsequent Events (Notes)	6 Months Ended
Subsequent Event Subsequent Events (Notes)	Feb. 12, 2017
Subsequent Events [Abstract]
Subsequent Events	Note 10—Subsequent Event On March 2, 2017, the Company announced membership fee increases in the U.S. and Canada effective June 1, 2017. The annual membership fee for Goldstar (individual), Business and Business add-on members will increase $5 to $60 per year. The Executive membership fee will increase from $110 to $120 (annual membership fee of $60, plus the Executive upgrade of $60), and the maximum annual 2% reward will increase from $750 to $1,000.