Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Aug. 31, 2013	Aug. 25, 2012
Cash Flows from Operating Activities:
Net earnings	$ 451,794	$ 431,166
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	105,160	90,486
Stock-based compensation	28,439	23,805
Tax benefit from stock-based compensation	12,036	12,716
Deferred income taxes	(13,722)	(16,862)
Other	(666)	(517)
Increase in assets, net of effect of acquisitions:
Merchandise inventories	(125,033)	(163,100)
Trading investment securities	(5,696)	(2,305)
Other current assets	(46,977)	(11,478)
Other assets	(3,624)	(10,718)
Increase (decrease) in liabilities, net of effect of acquisitions:
Accounts payable	135,589	143,582
Accrued expenses and other current liabilities	(1,886)	13,074
Merchandise credit and gift card liabilities	12,800	18,865
Income taxes payable	(57,031)	(65,128)
Deferred rent and other liabilities	4,412	8,537
Net cash provided by operating activities	495,595	472,123
Cash Flows from Investing Activities:
Purchase of held-to-maturity investment securities	(652,342)	(281,130)
Redemption of held-to-maturity investment securities	646,875	881,249
Redemption of available-for-sale investment securities		8,525
Capital expenditures	(130,322)	(158,064)
Payment for acquisitions, net of cash acquired		(643,269)
Payment for acquisition of trademarks		(40,000)
Net cash used in investing activities	(135,789)	(232,689)
Cash Flows from Financing Activities:
Proceeds from exercise of stock options	36,230	29,174
Excess tax benefit from stock-based compensation	3,590	3,776
Payment for credit facility assumed in acquisition		(25,511)
Repurchase of common stock, including fees	(581,261)	(505,574)
Net cash used in financing activities	(541,441)	(498,135)
Net decrease in cash and cash equivalents	(181,635)	(258,701)
Cash and cash equivalents:
Beginning of period	564,971	1,003,166
End of period	$ 383,336	$ 744,465