Employee Benefit Plans (Tables)

12 Months Ended

Jul. 31, 2021

Employee Benefit Plans (Tables) [Line Items]

Schedule of employee benefit plans

As of December 31,	2020			2019			2018
Total Assets	$	2,721		$	2,181		$	2,064
Accumulated Benefit Obligation	$	2,890		$	2,401		$	2,308
Funded status		94	%		91	%		90	%

Fiscal Year ended July 31,	2020		2019		2018
Employer contributions	$	143	$	165	$	208