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DISCONTINUED OPERATIONS (Detail) - Schedule of Disposal Groups Including Discontinued Operations (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 31, 2013	Jan. 31, 2012	Jan. 31, 2011
Net sales and revenue	$ 1,899	$ 4,150	$ 73,998
Cost of sales	457	846	71,638
Impairment charges and loss on deconsolidation			18,424
Income (loss) before income taxes	778	1,925	(21,833)
(Provision) benefit for income taxes	(278)	(719)	8,127
Income (loss) from discontinued operations, net of tax	500	1,206	(13,706)
Gain on disposal before provision for income taxes	201	695	288
Provision for income taxes	(72)	(260)	(127)
Gain on disposal of discontinued operations, net of tax	$ 129	$ 435	$ 161

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The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value and the amount of the loss recognized on deconsolidation.

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Amount of gain (loss), before tax expense or benefit and not previously recognized, resulting from the sale of a business component.

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