Discontinued Operations and Goodwill Impairment Income Statement (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 25, 2017	Nov. 26, 2016	Aug. 27, 2016	May 28, 2016	Feb. 27, 2016	Nov. 28, 2015	Aug. 29, 2015	May 30, 2015	Feb. 25, 2017	Feb. 27, 2016	Feb. 28, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net loss from discontinued operations, net of tax	$ (21,771)	$ (29,849)	$ (1,282)	$ (462)	$ (4,723)	$ (2,377)	$ 350	$ (280)	$ (53,364)	$ (7,126)	$ (9,357)
JackRabbit | Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales									89,739	89,906	69,879
Cost of sales (including occupancy costs)									68,495	62,936	54,419
Gross profit									21,244	26,970	15,460
Selling, general, and administrative expenses									30,488	33,824	27,447
Impairment charges and store closing costs									44,202	5,055	1,888
Loss on sale of discontinued operations									33,500	0	0
Loss from discontinued operations before income tax benefit									(86,946)	(11,909)	(13,875)
Income tax benefit									33,582	4,783	4,518
Net loss from discontinued operations, net of tax									$ (53,364)	$ (7,126)	$ (9,357)