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Fair Value Measurements - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 01, 2020
Aug. 03, 2019
Aug. 01, 2020
Aug. 03, 2019
Fair Value Disclosures [Abstract]        
Impairment of property, equipment and lease assets $ 6,800 $ 2,300 $ 21,483 $ 2,281