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Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 02, 2012	May 28, 2011	Mar. 03, 2012
Income Taxes
Income tax (benefit) expense	$ (61,729)	$ 2,273
Recoverable indemnification asset from Jean Coutu Group	71,891		156,797
Period of state income tax returns subject to examination, low end of range	3 years
Period of state income tax returns subject to examination, high end of range	5 years
Valuation allowance against net deferred tax assets	2,345,212		2,317,425
Reasonably possible amount of decrease in unrecognized tax positions over the next 12 months
Portion of unrecognized tax benefits which would impact the effective tax rate	$ 51,886

The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income.

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- Definition

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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