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Discontinued Operations (Details Textual) (USD $)
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1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 3 Months Ended | 12 Months Ended | ||||||||||
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Nov. 30, 2012
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Jan. 31, 2013
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Jan. 31, 2012
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Jan. 31, 2011
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May 31, 2012
Servers and Storage [Member]
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Jan. 31, 2013
Servers and Storage [Member]
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Jan. 31, 2012
Servers and Storage [Member]
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Jan. 31, 2011
Servers and Storage [Member]
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May 31, 2012
Media Services [Member]
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Apr. 30, 2012
Media Services [Member]
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Jan. 31, 2013
Media Services [Member]
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Jan. 31, 2012
Media Services [Member]
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Jan. 31, 2011
Media Services [Member]
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Jan. 31, 2013
Media Services [Member]
Subsequent Event [Member]
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Jan. 31, 2013
Media Services [Member]
Subsequent Event [Member]
May 1 2013 [Member]
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Jan. 31, 2013
Media Services [Member]
Subsequent Event [Member]
June 1 2013 [Member]
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Jan. 31, 2013
Media Services [Member]
Subsequent Event [Member]
July 1 2013 [Member]
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| Total revenues | $ 11,181,000 | $ 44,792,000 | $ 43,072,000 | $ 4,900,000 | $ 1,866,000 | $ 11,879,000 | $ 15,040,000 | $ 21,800,000 | $ 9,315,000 | $ 32,913,000 | $ 28,032,000 | ||||||
| Proceeds from Divestiture of Businesses | 1,500,000 | ||||||||||||||||
| Income (loss) from discontinued operations, after tax | (2,293,000) | (611,000) | (1,103,000) | (1,938,000) | (2,500,000) | (2,215,000) | 27,000,000 | (355,000) | 1,889,000 | 1,112,000 | 16,000,000 | ||||||
| Disposal Of Discontinued Operations Cash Held In Escrow Adjusted Over Purchase Consideration | 5,700,000 | ||||||||||||||||
| Escrow Deposits Related To Indemnification | 4,000,000 | ||||||||||||||||
| Proceeds From Intercompany Indebtedness | 1,000,000 | ||||||||||||||||
| Disposal Group, Including Discontinued Operation Advisor and Legal Fees Expenses | 1,000,000 | ||||||||||||||||
| Goodwill, Impairment Loss | 17,000,000 | ||||||||||||||||
| Cash Held In Escrow Tied To General Indemnity Provision | 1,700,000 | ||||||||||||||||
| Legal Fees | 500,000 | ||||||||||||||||
| Escrow Deposits Related to Property Sales | 4,000,000 | ||||||||||||||||
| Proceeds From Escrow Deposit | 1,700,000 | 2,000,000 | 800,000 | 800,000 | 400,000 | ||||||||||||
| Payment Obligation Reduced | 1,000,000 | ||||||||||||||||
| Potential Future Obligation | 1,500,000 | 1,500,000 | |||||||||||||||
| Reduction In Loss | 500,000 | ||||||||||||||||
| Reduction Of Other Liabilities | 1,500,000 | ||||||||||||||||
| Inter Company Indebtedness Total | 300,000 | ||||||||||||||||
| Inter Company Indebtedness Reduction Value | $ 1,000,000 | ||||||||||||||||