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Fair Value Measures Fair Value Measures (Tables)
12 Months Ended
Jul. 31, 2021
Fair Value Disclosures [Abstract]  
Fair Value Financial Assets and Liabilities
July 31, 2021July 31, 2020
(In thousands)Carrying Value TotalFair Value TotalCarrying Value TotalFair Value Total
Assets
Cash equivalents$754,300 $754,304 $11,483 $11,483 
Total Assets$754,300 $754,304 $11,483 $11,483 
Liabilities
Long-term fixed rate debt, including current portion$399,733 $432,027 $399,698 $449,731 
Total Liabilities$399,733 $432,027 $399,698 $449,731