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Significant Accounting Policies (Tables)
12 Months Ended
Jan. 31, 2019
Text block [abstract]  
Summary of Estimated Useful Lives of Property Plant and Equipment

The Company’s estimated useful lives per category are the following:

 

  Tooling

   3 to 7 years

  Equipment

   3 to 20 years

  Building

   10 to 60 years
Summary of Estimated Useful Lives Intangible Assets

Software and licences, dealer networks and customer relationships are carried at cost and are depreciated on a straight-line basis over their estimated useful lives, which are as follows:

 

  Software and licences

     3 to 5 years  

  Dealer networks

     5 to 20 years  

  Customer relationships

     10 to 15 years