XML 56 R45.htm IDEA: XBRL DOCUMENT v3.20.2
Fair Value of Financial Instruments - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended
Aug. 01, 2020
Aug. 03, 2019
Aug. 01, 2020
Aug. 03, 2019
Level 3        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Impairment of intangible assets, finite-lived $ 0 $ 0 $ 3,800,000 $ 0