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Discontinued Operations (Details Textual) (USD $)
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0 Months Ended | 1 Months Ended | 3 Months Ended | 1 Months Ended | 3 Months Ended | 1 Months Ended | 3 Months Ended | 6 Months Ended | 1 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Nov. 29, 2012
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Jan. 31, 2013
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Nov. 30, 2012
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Apr. 30, 2013
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Apr. 30, 2012
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May 31, 2012
Servers and Storage [Member]
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Apr. 30, 2013
Servers and Storage [Member]
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Apr. 30, 2012
Servers and Storage [Member]
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May 31, 2012
Media Services [Member]
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Apr. 30, 2013
Media Services [Member]
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Apr. 30, 2012
Media Services [Member]
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Jul. 31, 2012
Media Services [Member]
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Jan. 31, 2013
Media Services [Member]
Subsequent Event [Member]
May 9 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 | $ 46,000 | $ 8,970,000 | $ 4,900,000 | $ 46,000 | $ 1,544,000 | $ 21,800,000 | $ 0 | $ 7,426,000 | |||||||
| Proceeds from Divestiture of Businesses | 1,500,000 | ||||||||||||||
| Income (loss) from discontinued operations, after tax | 35,000 | (2,295,000) | 35,000 | (2,044,000) | 27,000,000 | 0 | (251,000) | 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 | ||||||||||||||
| Proceeds From Escrow Deposit | 2,000,000 | 800,000 | 800,000 | 400,000 | |||||||||||
| Payment Obligation Reduced | 1,700,000 | ||||||||||||||
| Potential Future Obligation | 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 | ||||||||||||||