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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisitions Acquisition (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2015	Mar. 01, 2014	Mar. 02, 2013	Nov. 05, 2013
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 0	$ 53,301	$ 15
Alumicor Limited [Member]
Business Acquisition [Line Items]
Business Acquisition, Purchase Price Allocation, Current Assets				17,168
Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment				9,773
Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill				16,611
Business Acquisition, Purchase Price Allocation, Goodwill Amount				18,254
Business Acquisition, Purchase Price Allocation, Current Liabilities				(10,505)
Payments to Acquire Businesses, Net of Cash Acquired		$ 51,301