Income Taxes (Details Textual) - USD ($)	3 Months Ended			6 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	[1]	Jul. 31, 2015	Jul. 31, 2014		Jan. 31, 2015
Income Taxes [Line Items]
Undistributed Earnings of Foreign Subsidiaries	$ 20,300,000			$ 20,300,000			$ 21,600,000
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries	2,900,000			2,900,000
Income Tax Expense (Benefit)	1,902,000	$ 677,000		2,794,000	$ 700,000	[1]
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount				9.5	9.5
Deferred Tax Assets, Valuation Allowance, Noncurrent	2,945,884			2,945,884			$ 2,945,884
Brazil [Member]
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount				2,900,000
Effective Income Tax Rate Reconciliation, Deduction, Other, Amount				9,500,000
Federal State And Foreign Income Taxes [Member]
Income Taxes [Line Items]
Income Tax Expense (Benefit)				2,800,000	$ 700,000
Weifang Lakeland Safety Products Co., Ltd. [Member]
Income Taxes [Line Items]
Dividends				3,200,000
Weifang Meiyang Protective Products Co., Ltd [Member]
Income Taxes [Line Items]
Estimated Dividends, Amount	$ 1,000,000			$ 1,000,000
Estimated Dividends, Percentage	33.00%			33.00%
Dividends				$ 790,000
Percentage Of Net Income	50.00%			50.00%

[1] Restated for discontinued operations.