Impairment of Long-Lived Assets, Discontinued Operations and Property Held for Sale - Impairment Charges to Income from Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		5 Months Ended	6 Months Ended
	Mar. 09, 2016	Feb. 11, 2015	Feb. 11, 2015	Mar. 09, 2016
Discontinued Operations and Disposal Groups [Abstract]
Provision for asset impairments	$ 37	$ 218	$ 218	$ 37
Net gain on disposition of property and equipment	$ (556)	$ (1,377)	(1,087)	(835)
Total			$ (869)	$ (798)
Effect on EPS:
Basic (in dollars per share)			$ 0.03	$ 0.03
Assuming dilution (in dollars per share)			$ 0.03	$ 0.03