CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 30, 2014	Apr. 30, 2013
Cash flows from operating activities:
Net income including noncontrolling interests	$ 7,429	$ 8,179
Adjustments to reconcile net income to net cash (used in) operating activities:
Depreciation and amortization	3,022	2,756
Transactional losses	1,097	240
Write-down of inventories	302	240
Deferred income taxes	155	140
Stock-based compensation	1,180	572
Excess tax benefit from stock-based compensation	(858)	(350)
Gain on sale of an asset held for sale		(1,526)
Changes in assets and liabilities:
Trade receivables	(8,092)	(5,805)
Inventories	(1,034)	(10,145)
Other current assets	(2,775)	(686)
Accounts payable	(8,228)	2,555
Accrued liabilities	(5,950)	(14,726)
Income taxes payable	1,473	1,503
Other non-current assets	(1,477)	(1,828)
Other non-current liabilities	1,703	1,101
Net cash (used in) operating activities	(12,053)	(17,780)
Cash flows from investing activities:
Capital expenditures	(1,523)	(6,469)
Trademarks	(20)	(86)
Proceeds from sale of an asset held for sale		2,196
Net cash (used in) investing activities	(1,543)	(4,359)
Cash flows from financing activities:
Stock options exercised and other changes	(1,324)	(953)
Excess tax benefit from stock-based compensation	858	350
Dividends paid	(2,523)	(1,272)
Stock repurchase	(5,312)	(467)
Net cash (used in) financing activities	(8,301)	(2,342)
Effect of exchange rate changes on cash and cash equivalents	2,065	(1,924)
Net (decrease) in cash and cash equivalents	(19,832)	(26,405)
Cash and cash equivalents at beginning of period	157,659	167,889
Cash and cash equivalents at end of period	$ 137,827	$ 141,484