This item represents the amount of loss arising from investment in affiliate.

No definition available.

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- Definition

Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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- Definition

Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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- Definition

Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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- Definition

Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Discontinued Operations - Summary of Selected Financial Information of Business Units (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 31, 2015	Jan. 31, 2014	Jan. 31, 2013
Revenues:
Total revenues		$ 46	$ 11,181
Income (loss) from discontinued operations:
Loss from discontinued operations, before tax		(803)	(2,048)
Income tax provision (benefit)			71
Income in investment in affiliates			(174)
Loss from discontinued operations, after tax	5	(803)	(2,293)
Products [Member]
Revenues:
Total revenues		46	1,031
Services [Member]
Revenues:
Total revenues			10,150
Servers and Storage [Member]
Revenues:
Total revenues		46	1,866
Income (loss) from discontinued operations:
Loss from discontinued operations, before tax		(803)	(1,854)
Income tax provision (benefit)			84
Loss from discontinued operations, after tax		(803)	(1,938)
Servers and Storage [Member] \| Products [Member]
Revenues:
Total revenues		46	1,031
Servers and Storage [Member] \| Services [Member]
Revenues:
Total revenues			835
Media Services [Member]
Revenues:
Total revenues			9,315
Income (loss) from discontinued operations:
Loss from discontinued operations, before tax			(194)
Income tax provision (benefit)			(13)
Income in investment in affiliates			(174)
Loss from discontinued operations, after tax			(355)
Media Services [Member] \| Services [Member]
Revenues:
Total revenues			$ 9,315