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Note 9 - Income Taxes (Tables)
6 Months Ended
Jul. 31, 2020
Notes Tables  
Summary of Valuation Allowance [Table Text Block]

Jurisdiction

 

July 31,

2020

  

January 31,

2020

 

U.S. federal and state

 $32.1  $30.3 

Ireland

  11.9   11.6 

Brazil

  6.2   5.7 

Germany

  2.8   2.6 

Hong Kong

  0.6   0.6 

South Africa

  0.2   0.2 

Total valuation allowance

 $53.8  $51.0