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Income Taxes (Details Textual)
 3 Months Ended 9 Months Ended
Oct. 31, 2014
USD ($)
Oct. 31, 2013
USD ($)
Oct. 31, 2014
USD ($)
Oct. 31, 2013
USD ($)
Oct. 31, 2014
2012 Restricted Stock plan [Member]
USD ($)
Oct. 31, 2014
Brazil [Member]
USD ($)
Oct. 31, 2014
Brazil [Member]
BRL
Oct. 31, 2014
Weifang Lakeland Safety Products Co., Ltd. [Member]
USD ($)
Oct. 31, 2014
Weifang Meiyang Protective Products Co., Ltd [Member]
USD ($)
Income Taxes [Line Items]                  
Income Tax Examination, Penalties and Interest Expense, Total           $ 1,000,000 2,265,728    
Income Tax Examination, Tax Expense           127,000 280,416    
Undistributed Earnings of Foreign Subsidiaries 16,600,000   16,600,000            
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries 2,900,000   2,900,000            
Estimated Dividends, Amount                 1,000,000
Estimated Dividends, Percentage                 33.00%
Dividends               1,300,000 450,000
Provision (Benefit) For Income Taxes 281,738 328,859 981,294 (3,103,143)          
Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount     77,000   350,000        
Effective Income Tax Rate Reconciliation, Tax Contingency, Amount     170,000            
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount     $ 1,600,000