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Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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Lease Termination and Impairment Charges (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 27, 2016 USD ($) store location facility	Nov. 28, 2015 USD ($)	Aug. 29, 2015 USD ($)	May. 30, 2015 USD ($)	Feb. 28, 2015 USD ($) store location facility	Nov. 29, 2014 USD ($)	Aug. 30, 2014 USD ($)	May. 31, 2014 USD ($)	Feb. 27, 2016 USD ($) store location facility	Feb. 28, 2015 USD ($) store location facility	Mar. 01, 2014 USD ($) store location facility
Lease termination and impairment charges
Lease termination and impairment charges	$ 26,753	$ 7,011	$ 9,637	$ 5,022	$ 21,284	$ 8,702	$ 7,111	$ 4,848	$ 48,423	$ 41,945	$ 41,304
Number of stores \| store	4,561								4,561
Lease termination charges											8,750
Revenues and operating losses of closed stores or stores approved for closure
Revenues	$ 8,270,136	8,154,184	7,664,776	6,647,561	6,847,929	6,692,333	6,522,584	6,465,531	$ 30,736,657	26,528,377	25,526,413
Income (loss) before income taxes	101,184	$ 108,011	$ 37,932	31,277	$ 119,067	$ 106,717	$ 147,709	53,327	278,404	426,820	250,218
Depreciation and amortization									509,212	416,628	403,741
Active stores
Lease termination and impairment charges
Long-lived assets	$ 2,077,000								$ 2,077,000
Number of stores \| store	4,561								4,561
Impairment charges
Lease termination and impairment charges
Lease termination and impairment charges									$ 17,219	$ 14,438	$ 13,077
Total number of locations \| location	416				429				416	429	434
Impairment charges \| Active stores
Lease termination and impairment charges
Lease termination and impairment charges									$ 16,106	$ 12,126	$ 11,748
Number of stores \| store	389				394				389	394	396
Period considered for recording impairment charges on the basis of operating loss									2 years
Impairment charges \| Closed facilities
Lease termination and impairment charges
Lease termination and impairment charges									$ 1,113	$ 2,312	$ 1,329
Number of facilities \| facility	27				35				27	35	38
Lease termination charges									$ 1,113	$ 2,312	$ 1,329
Additional current period charges for stores previously impaired in prior periods \| Active stores
Lease termination and impairment charges
Lease termination and impairment charges									$ 9,183	$ 6,949	$ 4,162
Number of stores \| store	357				376				357	376	378
Number of stores fully impaired \| store									351	369	375
Charges for new, relocated and remodeled stores that did not meet their asset recoverability test in the current period \| Active stores
Lease termination and impairment charges
Lease termination and impairment charges									$ 1,649	$ 1,108	$ 4,028
Number of stores \| store	3				2				3	2	1
Number of stores fully impaired \| store									3	1	1
Period considered for impairment of relocated stores									2 years
Charges for new, relocated and remodeled stores that did not meet their asset recoverability test in the current period \| Active stores \| Minimum
Lease termination and impairment charges
Period considered for recording impairment charges on the basis of operating loss									2 years
Period considered for impairment of new stores									3 years
Charges for the remaining stores that did not meet their asset recoverability test in the current period \| Active stores
Lease termination and impairment charges
Lease termination and impairment charges									$ 5,274	$ 4,069	$ 3,558
Number of stores \| store	29				16				29	16	17
Number of stores fully impaired \| store									27	14	14
Charges for the remaining stores that did not meet their asset recoverability test in the current period \| Active stores \| Minimum
Lease termination and impairment charges
Period considered for recording impairment charges on the basis of operating loss									2 years
Lease termination charges
Lease termination and impairment charges
Number of stores \| store	23				10				23	10	15
Lease termination charges									$ 31,204	$ 27,507	$ 28,227
Closed store and distribution center charges
Balance-beginning of period				$ 241,047				$ 284,270	241,047	284,270	323,757
Provision for present value of noncancellable lease payments of closed stores									9,709	1,661	11,646
Changes in assumptions about future sublease income, terminations and changes in interest rates									5,655	7,560	(4,343)
Interest accretion									16,463	18,988	21,250
Cash payments, net of sublease income									(64,453)	(71,432)	(68,040)
Balance-end of period	$ 208,421				$ 241,047				208,421	241,047	284,270
Closed stores or stores approved for closure
Revenues and operating losses of closed stores or stores approved for closure
Revenues									30,403	75,174	147,559
Operating expenses									35,409	84,855	162,357
Gain from sale of assets									(5,607)	(5,536)	(13,114)
Other expenses (income)									384	389	(8,482)
Income (loss) before income taxes									217	(4,534)	6,798
Depreciation and amortization									138	296	838
Inventory liquidation charges									$ 295	$ 222	$ 552