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The high end of the range of the percentage points added to the reference rate to compute the variable rate on the debt instrument.

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The low end of the range of the percentage points added to the reference rate to compute the variable rate on the debt instrument.

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The amount of penalty paid as of the balance sheet date on the outstanding amount of borrowing.

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- Definition

Represents the percentage of prepayment fee in the event it is refinanced within the first year after issuance.

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Represents the floor for the reference rate used to compute the variable rate on the debt instrument.

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Represents the number of days past the later possible maturity date of the line of credit facility that the associated term loan must be extended for an earlier line of credit facility maturity date not to be in effect.

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The low end of the range of the amount of borrowing capacity currently available under the credit facility that is required before debt may be repaid, or refinanced, as defined in the line of credit agreement.

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Represents the threshold amount of availability on the revolving credit facility, below which the entity is required to maintain a specified minimum fixed charge coverage ratio per the covenant terms.

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High end of the range for fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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Low end of the range for fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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Amount of long-term debt maturing after the fourth full fiscal year following the date of the latest balance sheet presented in the financial statements.

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Amount of long-term debt maturing within the first full fiscal year following the date of the latest balance sheet presented in the financial statements.

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Amount of long-term debt maturing within the fourth full fiscal year following the date of the latest balance sheet presented in the financial statements.

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Amount of long-term debt maturing within the remainder of the fiscal year following the date of the latest balance sheet presented in the financial statements.

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Amount of long-term debt maturing within the second full fiscal year following the date of the latest balance sheet presented in the financial statements.

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Amount of long-term debt maturing within the third full fiscal year following the date of the latest balance sheet presented in the financial statements.

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Represents the maximum amount of accumulated cash on hand allowed at any time there are revolving loans outstanding.

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Represents the maximum amount of accumulated cash on hand allowed over three consecutive business days when there are revolving loans outstanding.

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Represents the maximum principal amount in the event of default, if the company fails to make any required payment on the debt.

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Represents the denominator of minimum fixed charge coverage ratio that must be maintained by the entity under the debt covenants, if borrowing capacity falls below a specified level. It represents the number of times the company can cover its fixed charges per year.

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Represents the numerator of minimum fixed charge coverage ratio that must be maintained by the entity under the debt covenants, if borrowing capacity falls below a specified level. It represents the number of times the company can cover its fixed charges per year.

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Represents the number of consecutive days over which revolver borrowings and availability are measured to determine limits on accumulation of cash on hand.

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Represents the number of term loans under the senior secured credit facility.

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Represents the maximum amount of secured second priority debt and unsecured debt that may be outstanding per agreement.

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Represents the maximum amount of secured second priority debt and unsecured debt that may mature or require scheduled principal payments prior to a specified date per agreement.

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Represents the threshold sum of revolver availability and amounts held on deposit with the senior collateral agent in a concentration account, below which funds in the entity's deposit accounts are swept into a concentration account to repay revolving loans and be held as collateral against senior obligations.

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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Carrying value as of the balance sheet date of the sum of short-term debt and current maturities of long-term debt and capital lease obligations, which are due within one year (or one business cycle if longer).

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The percentage points added to the reference rate to compute the variable rate on the debt instrument.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

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Increase for additional borrowings on the debt instrument during the period.

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Interest rate stated in the contractual debt agreement.

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The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

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The amount of debt discount (net of debt premium) that was originally recognized at the issuance of the instrument that has yet to be amortized.

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The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity.

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Gross amount of debt extinguished.

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Amount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment.

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Reflects the difference between the fair value of payments made to legally extinguish a debt and its carrying value at that time. This item excludes the write-off of amounts previously capitalized as debt issuance costs.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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Amount borrowed under the credit facility as of the balance sheet date.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Indebtedness and Credit Agreements (Details) (USD $)	6 Months Ended					3 Months Ended	6 Months Ended			6 Months Ended				6 Months Ended			1 Months Ended	6 Months Ended			1 Months Ended													6 Months Ended		6 Months Ended								6 Months Ended								6 Months Ended	1 Months Ended	3 Months Ended
Indebtedness and Credit Agreements (Details) (USD $)	Aug. 27, 2011	Aug. 28, 2010	Feb. 26, 2011	Aug. 27, 2011 Secured Debt	Feb. 26, 2011 Secured Debt	Mar. 03, 2012 Senior secured credit facility	Aug. 27, 2011 Senior secured credit facility Loan Day	Aug. 27, 2011 Senior secured revolving credit facility due August 2015 Day	Feb. 26, 2011 Senior secured revolving credit facility due August 2015	Aug. 27, 2011 Senior secured revolving credit facility due August 2015 LIBOR	Aug. 27, 2011 Senior secured revolving credit facility due August 2015 Citibank's base rate	Aug. 27, 2011 Senior secured credit facility term loan due June 2014 (Tranche 2 Term Loan)	Feb. 26, 2011 Senior secured credit facility term loan due June 2014 (Tranche 2 Term Loan)	Aug. 27, 2011 Senior secured credit facility term loan due June 2014 (Tranche 2 Term Loan) LIBOR	Aug. 27, 2011 Senior secured credit facility term loan due June 2014 (Tranche 2 Term Loan) Citibank's base rate	Feb. 26, 2011 Senior secured credit facility term loan due June 2014 (Tranche 3 Term Loan)	Mar. 27, 2011 Senior secured revolving credit facility term loan due March 2018 (Tranche 5 Term Loan)	Aug. 27, 2011 Senior secured revolving credit facility term loan due March 2018 (Tranche 5 Term Loan) LIBOR	Aug. 27, 2011 9.75% senior secured notes (senior lien) due June 2016	Feb. 26, 2011 9.75% senior secured notes (senior lien) due June 2016	Aug. 28, 2010 8.00% senior secured notes (senior lien) due August 2020	Aug. 27, 2011 8.00% senior secured notes (senior lien) due August 2020	Feb. 26, 2011 8.00% senior secured notes (senior lien) due August 2020	Aug. 27, 2011 10.375% senior secured notes (second lien) due July 2016	Feb. 26, 2011 10.375% senior secured notes (second lien) due July 2016	Aug. 27, 2011 7.5% senior secured notes (second lien) due March 2017	Feb. 26, 2011 7.5% senior secured notes (second lien) due March 2017	Aug. 27, 2011 10.25% senior secured notes (second lien) due October 2019	Feb. 26, 2011 10.25% senior secured notes (second lien) due October 2019	Aug. 27, 2011 Other secured	Feb. 26, 2011 Other secured	Aug. 27, 2011 Guaranteed Unsecured Debt	Feb. 26, 2011 Guaranteed Unsecured Debt	Aug. 27, 2011 8.625% senior notes due March 2015	Feb. 26, 2011 8.625% senior notes due March 2015	Aug. 27, 2011 9.375% senior notes due December 2015	Feb. 26, 2011 9.375% senior notes due December 2015	Aug. 27, 2011 9.5% senior notes due June 2017	Feb. 26, 2011 9.5% senior notes due June 2017	Aug. 27, 2011 Unsecured Unguaranteed Debt	Feb. 26, 2011 Unsecured Unguaranteed Debt	Aug. 27, 2011 9.25% senior notes due June 2013	Feb. 26, 2011 9.25% senior notes due June 2013	Aug. 27, 2011 6.875% senior debentures due August 2013	Feb. 26, 2011 6.875% senior debentures due August 2013	Aug. 27, 2011 8.5% convertible notes due May 2015	Feb. 26, 2011 8.5% convertible notes due May 2015	Aug. 27, 2011 7.7% notes due February 2027	Feb. 26, 2011 7.7% notes due February 2027	Aug. 27, 2011 6.875% fixed-rate senior notes due December 2028	Feb. 26, 2011 6.875% fixed-rate senior notes due December 2028	Aug. 27, 2011 8.625% senior notes due March 2015, 9.375% senior notes due December 2015 and 6.875% senior debentures due August 2013	Aug. 28, 2010 Tranche 4 term loan	Aug. 28, 2010 Tranche 4 term loan
Indebtedness and credit agreements
Long-term debt				$ 3,720,581,000	$ 3,693,067,000			$ 73,000,000	$ 28,000,000			$ 1,044,433,000	$ 1,074,613,000			$ 322,407,000		$ 331,756,000	$ 404,893,000	$ 404,365,000		$ 650,000,000	$ 650,000,000	$ 442,813,000	$ 440,048,000	$ 500,000,000	$ 500,000,000	$ 268,329,000	$ 268,226,000	$ 5,357,000	$ 5,408,000	$ 1,663,527,000	$ 1,708,525,000	$ 459,000,000	$ 500,000,000	$ 402,007,000	$ 406,655,000	$ 802,520,000	$ 801,870,000	$ 673,480,000	$ 677,976,000	$ 6,015,000	$ 6,015,000	$ 180,277,000	$ 184,773,000	$ 64,188,000	$ 64,188,000	$ 295,000,000	$ 295,000,000	$ 128,000,000	$ 128,000,000
Lease financing obligations	134,241,000		140,297,000
Total debt	6,191,829,000		6,219,865,000
Current maturities of long-term debt and lease financing obligations	(22,987,000)		(63,045,000)
Long-term debt and lease financing obligations, less current maturities	6,168,842,000		6,156,820,000
Face value												1,044,433,000				342,125,000		333,367,000	410,000,000	410,000,000				470,000,000	470,000,000			270,000,000	270,000,000							405,000,000	410,000,000	810,000,000	810,000,000
Unamortized discount																19,718,000		1,611,000	5,107,000	5,635,000				27,187,000	29,952,000			1,671,000	1,774,000							2,993,000	3,345,000	7,480,000	8,130,000
Proceeds from issuance of long-term debt	341,285,000	650,000,000
Debt instrument, stated interest rate (as a percent)																			9.75%			8.00%		10.375%		7.50%		10.25%						8.625%		9.375%		9.50%				9.25%		6.875%		8.50%		7.70%		6.875%
Refinancing
Revolving credit facility								1,175,000,000
Loan repaid with accrued interest																																																					647,726,000
Issuance of debt	341,285,000																331,756,000				650,000,000
Percentage of penalty on principal amount outstanding																																																					3.00%	3.00%
Penalty paid on principal amount outstanding																																																						19,432,000
Write-off of debt issue costs																																																						13,142,000
Net unamortized original issuance discounts																																																					11,429,000	11,429,000
Fees and expenses to consummate the refinancing		19,666,000																																																			34,028,000
Credit facility
Number of term loans							2
Reference rate for variable interest rate										LIBOR	Citibank's base rate			LIBOR	Citibank's base rate			LIBOR
Percentage points added to the reference rate, low end of range										3.25%	2.25%
Percentage points added to the reference rate, high end of range										3.75%	2.75%
Percentage of fee payable on daily unused revolver availability, low end of range								0.50%
Percentage of fee payable on daily unused revolver availability, high end of range								0.75%
Minimum number of days the Company may extend the due date								90
Minimum remaining borrowing capacity required on line of credit before debt is repaid or refinanced								500,000,000																																						100,000,000
Outstanding borrowings								73,000,000
Letters of credit outstanding								138,916,000
Additional borrowing capacity								963,084,000
Percentage points added to the reference rate														1.75%	0.75%			3.25%
LIBOR floor																		1.25%
Percentage of prepayment fee in the event of refinanced within the first year after issuance																		1.00%
Maximum amount of accumulated cash on hand allowed with outstanding revolving loans							200,000,000
Maximum amount of accumulated cash on hand allowed over three days with outstanding revolving loans							100,000,000
Number of consecutive business days							3
Sum of revolver availability and amount held on deposit with the senior collateral agent in the concentration account, maximum							100,000,000
Maximum amount of secured second priority debt and unsecured debt that may be outstanding per agreement							1,500,000,000
Maximum amount of secured second priority debt and unsecured debt that may mature or require scheduled principal payments prior to June 4, 2014, per agreement							750,000,000
Threshold availability on revolving credit facility to trigger fixed charge coverage requirements							150,000,000
Minimum fixed charge coverage ratio, numerator						105.00%	100.00%
Minimum fixed charge coverage ratio, denominator						100.00%	100.00%
Amount of additional secured and unsecured debt that could be incurred under indentures	1,069,200,000
Debt default, maximum principal amount, if entity fails to make required payment							50,000,000
Repurchase of notes																																		41,000,000		5,000,000								4,496,000
Gain (loss) on repurchase of notes																																																				4,924,000
Maturities
2012	5,179,000
2013	114,000
2014	189,326,000
2015	1,044,692,000
2016	1,004,618,000
Thereafter	$ 3,859,708,000