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Leases - Lease Cost (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 03, 2019
Aug. 03, 2019
Leases    
Operating lease cost $ 12,081 $ 23,858
Variable lease cost 1,947 4,263
Short term lease cost 259 515
Total lease cost $ 14,287 $ 28,636