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Basis of Presentation - Textuals (Details)
$ in Thousands
6 Months Ended
Dec. 01, 2020
Jul. 31, 2021
USD ($)
entity
Apr. 30, 2021
USD ($)
Jan. 31, 2021
USD ($)
Nov. 30, 2020
Jul. 31, 2020
USD ($)
Apr. 30, 2020
USD ($)
Jan. 31, 2020
USD ($)
Schedule of Equity Method Investments [Line Items]                
Number of investments using equity method accounting | entity   2            
Cumulative effect of adoption of ASC   $ 1,380,612 $ 1,357,876 $ 1,336,241   $ 1,237,749 $ 1,246,234 $ 1,290,672
Retained Earnings                
Schedule of Equity Method Investments [Line Items]                
Cumulative effect of adoption of ASC   $ 961,901 $ 942,733 916,683   $ 838,867 $ 853,843 $ 893,138
Fabco Holding B.V. [Member]                
Schedule of Equity Method Investments [Line Items]                
Ownership percent         49.00%      
Subsidiary ownership percentage 75.00%              
KL North America B.V. [Member]                
Schedule of Equity Method Investments [Line Items]                
Ownership percent   49.00%            
Karl Lagerfeld Holding B.V. ("KLH")                
Schedule of Equity Method Investments [Line Items]                
Ownership percent   19.00%            
Cumulative Effect, Period of Adoption, Adjustment                
Schedule of Equity Method Investments [Line Items]                
Cumulative effect of adoption of ASC       (271)        
Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings                
Schedule of Equity Method Investments [Line Items]                
Cumulative effect of adoption of ASC       $ (271)