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Leases - Summary of Lease Activity (Detail) $ in Thousands	3 Months Ended
	May 04, 2019 USD ($)
Lease costs
Operating lease costs	$ 82,562
Variable lease costs	23,556
Short-term leases and other lease costs	12,844
Total lease costs	118,962
Other information
Operating cash flows for operating leases	(73,006)
New right-of-use asset for operating leases entered into during the period	$ 56,097
Weighted-average remaining lease term - operating leases	6 years 6 months
Weighted-average discount rate - operating leases	5.00%

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