Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Aug. 27, 2016	Aug. 29, 2015
Cash Flows from Operating Activities:
Net earnings	$ 289,954,000	$ 360,129,000
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	141,293,000	127,113,000
Stock-based compensation	37,563,000	33,859,000
Excess tax benefit from stock-based compensation	(1,481,000)	(10,331,000)
Deferred income taxes	11,842,000	(10,798,000)
Other	(809,000)	1,169,000
Increase in assets, net of effect of acquisition:
Merchandise inventories	(48,849,000)	(147,486,000)
Trading investment securities	(11,657,000)	(2,134,000)
Other current assets	(51,624,000)	(56,272,000)
Other assets	(11,611,000)	(6,782,000)
Increase (decrease) in liabilities, net of effect of acquisition:
Accounts payable	121,431,000	81,421,000
Accrued expenses and other current liabilities	(225,000)	18,115,000
Merchandise credit and gift card liabilities	9,850,000	11,356,000
Income taxes payable	(35,438,000)	1,174,000
Deferred rent and other liabilities	17,977,000	8,800,000
Net cash provided by operating activities	468,216,000	409,333,000
Cash Flows from Investing Activities:
Purchase of held-to-maturity investment securities	0	(16,873,000)
Redemption of held-to-maturity investment securities	86,240,000	126,875,000
Capital expenditures	(184,789,000)	(160,805,000)
Investment in unconsolidated joint venture	(3,318,000)	0
Payment for acquisition, net of cash acquired	(11,777,000)	0
Net cash used in investing activities	(113,644,000)	(50,803,000)
Cash Flows from Financing Activities:
Proceeds from Stock Options Exercised	20,258,000	7,879,000
Excess tax benefit from stock-based compensation	1,481,000	10,331,000
Payment of dividends	(18,827,000)	0
Repurchase of common stock, including fees	(299,486,000)	(579,296,000)
Net cash used in financing activities	(296,574,000)	(561,086,000)
Effect of exchange rate changes on cash and cash equivalents	4,273,000	(5,455,000)
Net increase (decrease) in cash and cash equivalents	62,271,000	(208,011,000)
Cash and cash equivalents:
Beginning of period	515,573,000	875,574,000
End of period	$ 577,844,000	$ 667,563,000