Accounts Receivable (Tables)

6 Months Ended

Jan. 31, 2021

Accounts Receivable [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

Accounts receivable, net consisted of:

(In thousands)	January 31, 2021		July 31, 2020
Advance charges receivable	$	368,360	$	260,196
Trade accounts receivable	98,412		94,281
Other receivables	2,587		2,120
	469,359		356,597
Less: Allowance for credit loss	(6,954)		(6,390)
Accounts receivable, net	$	462,405	$	350,207