Property, Plant and Equipment Property, Plant and Equipment (Narrative) (Details) (USD $)	1 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2013	Mar. 01, 2014	Mar. 02, 2013	Mar. 01, 2014	Mar. 02, 2013	Aug. 31, 2013
Property, Plant and Equipment [Abstract]
Gross proceeds from sale	$ 2,300,000
Gain on sale	629,000	629,000	0	629,000	(28,000)
3M lease payments received						860,000
3M depreciation expense						$ 148,000