Note 3 - Fair Value Measurements (Tables)

12 Months Ended

Aug. 30, 2014

Disclosure Text Block [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	As of August 30, 2014
	Level 1		Level 2		Level 3		Fair Value
Assets:
Cash equivalents	$	47,552	$	—	$	—	$	47,552
Pension plan assets		—		5,008		—		5,008
Total	$	47,552	$	5,008	$	—	$	52,560

	As of August 31, 2013
	Level 1		Level 2		Level 3		Fair Value
Assets:
Cash equivalents	$	33,325	$	—	$	—	$	33,325
Pension plan assets		—		4,939		—		4,939
Total	$	33,325	$	4,939	$	—	$	38,264