Lease Termination and Impairment Charges (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Aug. 27, 2016	Aug. 29, 2015	Aug. 27, 2016	Aug. 29, 2015
Lease termination and impairment charges
Lease termination and impairment charges	$ 7,233	$ 9,637	$ 13,014	$ 14,659
Impairment charges
Lease termination and impairment charges
Lease termination and impairment charges	78	5	697	278
Lease termination charges
Lease termination and impairment charges
Lease termination and impairment charges	7,155	9,632	12,317	14,381
Closed store and distribution center charges
Balance-beginning of period	198,990	230,803	208,421	241,047
Provision for present value of noncancellable lease payments of closed stores	2,530	4,426	3,152	5,972
Changes in assumptions about future sublease income, terminations and changes in interest rates	1,096	1,005	1,907	434
Interest accretion	3,618	4,217	7,396	8,520
Cash payments, net of sublease income	(15,526)	(16,784)	(30,168)	(32,306)
Balance-end of period	$ 190,708	$ 223,667	$ 190,708	$ 223,667

Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations.

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