Brazil Transactions (Details 1) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Oct. 31, 2015	Oct. 31, 2014		Oct. 31, 2015	Oct. 31, 2014
Transactions [Line Items]
Net sales from discontinuing operations	$ 0	$ 1,549	[1]	$ 869	$ 5,096	[1]
Gross profit from discontinuing operations	0	385	[1]	164	1,605	[1]
Operating expenses from discontinuing operations	0	970	[1]	763	2,797	[1]
Operating loss from discontinuing operations	0	(585)	[1]	(599)	(1,192)	[1]
Interest expense from discontinuing operations	0	188	[1]	256	508	[1]
Other (income) expense from discontinuing operations	0	(28)		398	347	[1]
Loss from operation of discontinuing operations (includes a $0.1 million tax benefit from Q1)	0	(745)		(1,253)	(2,047)
Non-cash reclassification of Other Comprehensive Income to Statement of Operations (no impact on stockholder’s equity)	0	0	[1]	(1,286)	0	[1]
Loss from disposal of discontinued operations	0	0	[1]	(515)	0	[1]
Loss before taxes for discontinued operations	0	(745)	[1]	(3,054)	(2,047)	[1]
Income tax benefit from discontinued operations	0	0	[1]	(569)	0	[1]
Net loss from discontinued operations	$ 0	$ (745)	[1]	$ (2,485)	$ (2,047)	[1]

[1] Restated for discontinued operations.