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Retirement Plans (401(k) Retirement Plan) (Details) - 401(k) Retirement Plan [Member] - shares
 12 Months Ended
Jan. 31, 2017
Jan. 31, 2016
Defined Benefit Plan Disclosure [Line Items]    
Virco stock held in plan 587,084 634,003
Minimum [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Participant deferral percentage allowance 1.00%  
Maximum [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Participant deferral percentage allowance 50.00%