Income Taxes (Changes In Gross Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 01, 2012	Aug. 27, 2011
Income Taxes [Abstract]
Beginning Balance	$ 11,393	$ 10,836
Additions for tax positions relating to current year	2,294	2,679
Additions for tax positions relating to prior years	74	1,064
Reductions for tax positions relating to prior years	(1,540)	(663)
Settlements	(1,144)
Lapse of statute of limitations	(3,266)	(2,523)
Ending Balance	$ 7,811	$ 11,393

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The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

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The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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The gross amount of decreases in unrecognized tax benefits resulting from settlements with taxing authorities.

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The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.

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The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns.

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The gross amount of decreases in unrecognized tax benefits resulting from lapses of the applicable statutes of limitations.

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