Supplementary Balance Sheet Information (Components Of Other Long-Term Liabilities) (Details) - USD ($) $ in Thousands	Jan. 31, 2021	Jul. 31, 2020	Jan. 31, 2020
Balance Sheet Related Disclosures [Abstract]
Private club deferred initiation fee revenue	$ 104,457	$ 105,108	$ 108,674
Other long-term liabilities	147,456	165,137	136,701
Total other long-term liabilities	$ 251,913	$ 270,245	$ 245,375