Segment Information (Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Feb. 28, 2015	Nov. 29, 2014	Aug. 30, 2014	May 31, 2014	Mar. 01, 2014	Nov. 30, 2013	Aug. 31, 2013	Jun. 01, 2013	Feb. 28, 2015	Mar. 01, 2014	Mar. 02, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 246,698	$ 244,410	$ 231,945	$ 210,883	$ 214,417	$ 199,430	$ 178,287	$ 179,311	$ 933,936	$ 771,445	$ 700,224
Long-Lived Assets	193,540				193,946				193,540	193,946	168,948
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									847,887	718,881	668,243
Long-Lived Assets	178,048				177,378				178,048	177,378	160,337
CANADA
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									50,807	15,850	0
Long-Lived Assets	8,214				9,031				8,214	9,031	0
Brazil
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									35,242	36,714	31,981
Long-Lived Assets	$ 7,278				$ 7,537				$ 7,278	$ 7,537	$ 8,611