Basis of Presentation and Summary of Significant Accounting Policies - Impact of New Lease Standard on Consolidated Balance Sheet Line Items (Details) - USD ($) $ in Thousands	May 04, 2019	Feb. 03, 2019	Feb. 02, 2019	May 05, 2018
Prepaid expenses and other current assets	$ 381,678	$ 364,633	$ 513,662	$ 567,060
Net property at cost	5,018,598	4,973,847	5,255,208	5,026,092
Operating lease right of use assets	8,810,367	8,704,584
Other assets	490,401	467,494	497,580	456,965
TOTAL ASSETS	22,489,064	22,570,137	14,326,029	14,007,124
Accrued expenses and other current liabilities	2,468,588	2,729,257	2,733,076	2,220,842
Current portion of operating lease liabilities	1,343,243	1,481,555
Other long-term liabilities	752,968	761,105	1,354,242	1,275,843
Long-term operating lease liabilities	7,621,531	7,359,106
Retained earnings	4,552,509	4,462,147	4,461,744	4,567,533
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	$ 22,489,064	22,570,137	$ 14,326,029	$ 14,007,124
Accounting Standards Update 2016-02
Prepaid expenses and other current assets		(149,029)
Net property at cost		(281,361)
Operating lease right of use assets		8,704,584
Other assets		(30,086)
TOTAL ASSETS		8,244,108
Accrued expenses and other current liabilities		(3,819)
Current portion of operating lease liabilities		1,481,555
Other long-term liabilities		(593,137)
Long-term operating lease liabilities		7,359,106
Retained earnings		403
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY		$ 8,244,108