Discontinued Operations - Additional Information (Detail) (USD $)
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12 Months Ended | 0 Months Ended | 3 Months Ended | |||
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Jan. 31, 2015
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Jan. 31, 2013
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May 04, 2012
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Mar. 31, 2013
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Apr. 30, 2012
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May 21, 2012
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||||
Income (loss) from discontinued operations, after tax | $ (14,073,000)us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | |||||
Goodwill, impairment loss | 0us-gaap_GoodwillImpairmentLoss | |||||
Servers and Storage [Member] | ||||||
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||||
Net cash received from sale of business |
4,900,000us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = seac_ServersAndStorageMember |
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Income (loss) from discontinued operations, after tax |
1,500,000us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = seac_ServersAndStorageMember |
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Media Services [Member] | ||||||
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||||
Net cash received from sale of business |
27,000,000us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = seac_MediaServicesMember |
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Income (loss) from discontinued operations, after tax |
(15,500,000)us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = seac_MediaServicesMember |
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Goodwill, impairment loss |
$ 17,000,000us-gaap_GoodwillImpairmentLoss / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = seac_MediaServicesMember |
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- Definition
Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. No definition available.
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- Definition
Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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