Fair Value Measurements (Tables)

12 Months Ended

Aug. 31, 2017

Fair Value Measurements [Abstract]

Schedule Of Financial Assets And Liabilities Measured At Fair Value

	August 31, 2017
($ in thousands)	Level 1		Level 2		Level 3		Total
Cash and cash equivalents	$	121,620	$	—	$	—	$	121,620
Derivative assets		—		9		—		9
Derivative liabilities		—		(1,747)		—		(1,747)
	August 31, 2016
($ in thousands)	Level 1		Level 2		Level 3		Total
Cash and cash equivalents	$	101,246	$	—	$	—	$	101,246
Derivative assets		—		73		—		73
Derivative liabilities		—		(595)		—		(595)