Stock-Based Compensation (Tables)

3 Months Ended

Nov. 30, 2017

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Total Cost Of Share-Based Compensation

		Quarter Ended
		November 30,		November 26,
		2017		2016
Performance awards	$	791	$	1,078
Unvested share awards		131		113
Employee stock purchase plan		34		23
	$	956	$	1,214