Debt Narrative (Details) (USD $)	12 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 25,000,000
Line of Credit Facility, Dividend Restrictions	do not permit payment of dividends
Foreign line of credit	5,059,000	2,242,000
Restricted Cash and Cash Equivalents	439,000	725,000
Line of Credit Facility, Covenant Compliance	in compliance with all covenants under the Loan Agreement
Line of Credit Facility, Interest Rate Description	(a) a margin in effect of 0.25 in effect plus prime rate; and/or (b) a margin of 2.25 in effect plus the LIBOR rate for the corresponding interest period.
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	5,059,000
Letters of Credit Outstanding, Amount	100,000
United States
Line of Credit Facility [Line Items]
Line of Credit Facility, Expiration Date	Nov. 30, 2016
Line of Credit Facility, Covenant Terms	require attainment of specific levels of profitability and cash flows
Foreign Line of Credit [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms	The credit arrangement covenant requires a minimum tangible net worth to be maintained
Line of Credit Facility, Covenant Compliance	in compliance with the covenant under the credit arrangement.
Line of Credit Facility, Interest Rate Description	Interest rates are 4.0% per annum below National Bank of Fujairah Base Rate, minimum 3.5% per annum and Emirates Inter Bank Offered Rate (EIBOR) plus 3.5% per annum. The Company's interest rates range from 3.5% to 6.0%
Revolving line	20,500,000
Line of Credit Facility, Remaining Borrowing Capacity	15,500,000
United States
Line of Credit Facility [Line Items]
Revolving line	6,951,000	13,989,000
Line of Credit Facility, Remaining Borrowing Capacity	$ 13,000,000