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Note 6 - Debt - Maturities (Details) - USD ($)
$ in Thousands
Jan. 31, 2019
Jan. 31, 2018
Debt, thereafter $ 5,129  
Capitalized lease obligations 536 $ 846
Capitalized lease obligations, next twelve months 210  
Capitalized lease obligations, year two 225  
Capitalized lease obligations, year three 81  
Capitalized lease obligations, year four 21  
Capitalized lease obligations, year five  
Capitalized lease obligations, thereafter  
Total 16,471  
Total, next twelve months 9,539  
Total, year two 586  
Total, year three 447  
Total, year four 392  
Total, year five 378  
Mortgages [Member]    
Debt 6,961  
Debt, next twelve months 355  
Debt, year two 361  
Debt, year three 366  
Debt, year four 372  
Debt, year five 378  
Debt, thereafter 5,129  
Revolving Lines, North America [Member]    
Debt 8,890  
Debt, next twelve months 8,890  
Debt, year two  
Debt, year three  
Debt, year four  
Debt, year five  
Debt, thereafter  
Foreign Revolving Lines [Member]    
Debt 84  
Debt, next twelve months 84  
Debt, year two  
Debt, year three  
Debt, year four  
Debt, year five  
Debt, thereafter