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Supplementary Balance Sheet Information (Components Of Other Long-Term Liabilities) (Details) - USD ($)
$ in Thousands
Jan. 31, 2017
Jul. 31, 2016
Jan. 31, 2016
Balance Sheet Related Disclosures [Abstract]      
Private club deferred initiation fee revenue $ 120,659 $ 121,750 $ 123,886
Unfavorable lease obligation, net 25,953 27,322 28,593
Other long-term liabilities 125,323 121,096 100,127
Total other long-term liabilities $ 271,935 $ 270,168 $ 252,606