Supplementary Balance Sheet Information (Components Of Other Long-Term Liabilities) (Details) - USD ($) $ in Thousands	Jan. 31, 2019	Jul. 31, 2018	Jan. 31, 2018
Balance Sheet Related Disclosures [Abstract]
Private club deferred initiation fee revenue	$ 112,065	$ 114,319	$ 116,726
Unfavorable lease obligation, net	20,450	21,839	23,309
Other long-term liabilities	142,483	155,348	149,758
Total other long-term liabilities	$ 274,998	$ 291,506	$ 289,793