Fair Value Measurements (Schedule of Financial Assets and Liabilities Measured at Fair Value) (Details) - USD ($) $ in Thousands	Aug. 31, 2022	Aug. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	$ 105,048	$ 127,107
Marketable securities:
Earn-out liability		(250)
Derivative assets	5,505
Corporate Bonds [Member]
Marketable securities:
Marketable securities	9,668	15,484
U.S. Treasury Securities [Member]
Marketable securities:
Marketable securities	1,792	4,120
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	105,048	127,107
Marketable securities:
Earn-out liability		0
Derivative assets	0
Level 1 [Member] | Corporate Bonds [Member]
Marketable securities:
Marketable securities	0	0
Level 1 [Member] | U.S. Treasury Securities [Member]
Marketable securities:
Marketable securities	0	0
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	0	0
Marketable securities:
Earn-out liability		0
Derivative assets	5,505
Level 2 [Member] | Corporate Bonds [Member]
Marketable securities:
Marketable securities	9,668	15,484
Level 2 [Member] | U.S. Treasury Securities [Member]
Marketable securities:
Marketable securities	1,792	4,120
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	0	0
Marketable securities:
Earn-out liability		(250)
Derivative assets	0
Level 3 [Member] | Corporate Bonds [Member]
Marketable securities:
Marketable securities	0	0
Level 3 [Member] | U.S. Treasury Securities [Member]
Marketable securities:
Marketable securities	$ 0	$ 0