Debt (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Apr. 30, 2014
Debt [Line Items]
Debt	$ 32.6
Debt, net change	0.9
UNITED STATES
Debt [Line Items]
Maturity date	Nov. 30, 2016
Line of Credit Facility, Maximum Borrowing Capacity	25
Line of Credit Facility, Dividend Restrictions	do not permit payment of dividends
Line of Credit Facility, Covenant Terms	require attainment of specific levels of profitability and cash flows
Line of Credit Facility, Covenant Compliance	in compliance with all covenants under the Loan Agreement
Line of Credit Facility, Interest Rate Description	(a) prime rate; or (b) 2% plus the LIBOR rate for the corresponding interest period.
Letters of Credit Outstanding, Amount	0.1
Restricted Cash and Cash Equivalents, Current	0.1
Revolving line, amount outstanding	10.2
Revolving line, remaining borrowing capacity	7.6
Foreign Line of Credit [Member]
Debt [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 as follows 4.00% per annum below National Bank of Fujairah Base Rate, minimum 3.50% per annum and Emirates Inter Bank Offered Rate (EIBOR) plus 3.50% per annum. The Company's interest rates range from 3.5% to 6%
Revolving line, amount outstanding	3.4
Revolving line, remaining borrowing capacity	$ 22.4