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Goodwill (Tables)
3 Months Ended
Oct. 31, 2021
Goodwill [Abstract]  
Schedule of goodwill by segment
The following table represents goodwill by reportable operating segment, including the changes in the net carrying value of goodwill during the three months ended October 31, 2021:
Commercial SolutionsGovernment SolutionsTotal
Balance as of July 31, 2021
$270,389,000 77,309,000 $347,698,000 
UHP acquisition(6,000)— (6,000)
Balance as of October 31, 2021
$270,383,000 77,309,000 $347,692,000