Debt Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Line of Credit Facility [Line Items]
Revolving lines current	$ 7,273	$ 3,813
North America [Member]
Line of Credit Facility [Line Items]
Revolving line, initiation date	Sep. 24, 2014
Line of Credit Facility, Covenant Terms	The Credit Agreement covenants restrict debt, liens, share repurchases and investments, and require achieving a minimum fixed charge coverage ratio with respective performance metrics as defined by the Credit Agreement if a minimum availability is not met.
Debt instrument, interest rate, stated percentage	7.00%
Line of Credit Facility, Interest Rate at Period End	5.06%
Line of Credit Facility, Remaining Borrowing Capacity	$ 900
Canada
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate at Period End	3.95%
Foreign Line of Credit [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 13,500
Line of Credit Facility, Covenant Terms	Some credit arrangement covenants require a minimum tangible net worth to be maintained
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 lines current	$ 123	301
Line of Credit Facility, Dividend Restrictions	In addition, some of the revolving credit facilities restrict payment of dividends.
Line of Credit Facility, Covenant Compliance	in compliance with the covenants under the credit arrangement.
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	$ 123
Line of Credit Facility, Remaining Borrowing Capacity	4,100
Letters of Credit Outstanding, Amount	$ 9,300
Line of Credit [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate at Period End	6.00%
Line of Credit Facility, Borrowing Capacity, Description	Subsequent to January 31, 2018, the Company reduced this revolving line to 5.4 million Saudi Riyal (approximately $1.4 million) which matures October 2018.
Line of Credit Facility, Expiration Date	Apr. 30, 2018
Line of Credit, Current borrowing capacity	$ 3,900
Face value of debt in local currency	14.6 million Saudi Riyal
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate at Period End	6.00%
Line of Credit Facility, Expiration Date	Jun. 01, 2018
Line of Credit, Current borrowing capacity	$ 2,700
Face value of debt in local currency	10 million Dirhams
Middle East [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate at Period End	6.00%
Line of Credit Facility, Expiration Date	Jul. 16, 2018
Line of Credit, Current borrowing capacity	$ 6,400
Face value of debt in local currency	25.5 million Dirhams
North America [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 15,000
Line of Credit Facility, Interest Rate Description	Interest rates under the Credit Agreement vary based on the average availability in the preceding fiscal quarter and are: (a) a margin in effect plus a base rate, if below certain availability limits; or (b) a margin in effect plus the Eurodollar rate for the corresponding interest period
Revolving lines current	$ 7,273	$ 3,813
Line of Credit Facility, Covenant Compliance	in compliance
Line of Credit Facility, Expiration Date	Sep. 25, 2018
Letters of Credit Outstanding, Amount	$ 200