CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2015	Aug. 01, 2014
Cash flows from operating activities:
Net income	$ 535,584	$ 473,658
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	174,734	169,498
Deferred income taxes	(32,680)	(38,880)
Tax benefit of share-based awards	(27,929)	(10,994)
Noncash share-based compensation	19,642	18,320
Other noncash (gains) and losses	7,734	3,539
Change in operating assets and liabilities:
Merchandise inventories	(246,793)	(235,890)
Prepaid expenses and other current assets	(30,754)	(29,055)
Accounts payable	133,615	104,382
Accrued expenses and other liabilities	29,237	61,977
Income taxes	(4,769)	(28,469)
Other	(569)	(1,162)
Net cash provided by (used in) operating activities	557,052	486,924
Cash flows from investing activities:
Purchases of property and equipment	(247,051)	(191,414)
Proceeds from sales of property and equipment	257	692
Net cash provided by (used in) investing activities	(246,794)	(190,722)
Cash flows from financing activities:
Repayments of long-term obligations	(50,605)	(26,672)
Borrowings under revolving credit facilities	445,100	972,000
Repayments of borrowings under revolving credit facilities	(272,100)	(782,000)
Repurchases of common stock	(734,334)	(800,095)
Payments of cash dividends	(131,204)
Other equity and related transactions	5,658	(3,521)
Tax benefit of share-based awards	27,929	10,994
Net cash provided by (used in) financing activities	(709,556)	(629,294)
Net increase (decrease) in cash and cash equivalents	(399,298)	(333,092)
Cash and cash equivalents, beginning of period	579,823	505,566
Cash and cash equivalents, end of period	180,525	172,474
Supplemental schedule of non-cash investing and financing activities:
Purchases of property and equipment awaiting processing for payment, included in Accounts payable	$ 46,427	$ 31,996