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Equity Investment (Detail Textuals) - USD ($)
$ in Thousands
6 Months Ended
Jul. 31, 2015
Jul. 31, 2014
Investment Holdings [Line Items]    
Purchase price consideration $ 25,490  
Karl Lagerfeld Group BV ("KLBV") | Karl Lagerfeld North America ("KLNA")    
Investment Holdings [Line Items]    
Purchase price consideration $ 25,000  
Percentage of ownership interest 49.00%