Asset purchases and acquisitions of businesses (Details) (USD $) In Thousands, unless otherwise specified
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Goodwill; the excess consideration over the fair value of allocated assets is recorded as goodwill |
$ 6,444us-gaap_Goodwill |
$ 6,444us-gaap_Goodwill |
$ 0us-gaap_Goodwill |
FanTD [Member] |
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Purchase consideration: |
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Common Stock consideration |
3,018mgt_BusinessAcquisitionTotalFairValueOfEquity / dei_LegalEntityAxis = mgt_FantdMember |
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Cash consideration |
202mgt_BusinessAcquisitionOfEntityCashPaid / dei_LegalEntityAxis = mgt_FantdMember |
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Aggregate purchase consideration |
3,220mgt_BusinessAcquisitionAggregatePurchaseConsideration / dei_LegalEntityAxis = mgt_FantdMember |
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Fair Value Of Noncontrolling Interest |
1,882mgt_FairValueOfNoncontrollingInterest / dei_LegalEntityAxis = mgt_FantdMember |
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Aggregate fair value of enterprise |
5,102mgt_BusinessAcquisitionAggregateFairValueOfEnterprise / dei_LegalEntityAxis = mgt_FantdMember |
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Purchase price allocation: |
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Net liabilities assumed |
(69)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets / dei_LegalEntityAxis = mgt_FantdMember |
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Property and equipment |
4us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment / dei_LegalEntityAxis = mgt_FantdMember |
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Net liabilities assumed assets |
(65)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets / dei_LegalEntityAxis = mgt_FantdMember |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Goodwill; the excess consideration over the fair value of allocated assets is recorded as goodwill |
4,948us-gaap_Goodwill / dei_LegalEntityAxis = mgt_FantdMember |
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Total purchase price allocation |
5,102us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet / dei_LegalEntityAxis = mgt_FantdMember |
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Avcom, Inc [Member] |
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Purchase consideration: |
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Common Stock consideration |
1,552mgt_BusinessAcquisitionTotalFairValueOfEquity / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Cash consideration |
10mgt_BusinessAcquisitionOfEntityCashPaid / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Aggregate fair value of enterprise |
1,562mgt_BusinessAcquisitionAggregateFairValueOfEnterprise / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Purchase price allocation: |
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Net liabilities assumed |
(6)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Property and equipment |
7us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
1,562us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Goodwill; the excess consideration over the fair value of allocated assets is recorded as goodwill |
1,496us-gaap_Goodwill / dei_LegalEntityAxis = mgt_AvcomIncMember |
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DraftDay [Member] |
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Purchase consideration: |
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Common Stock consideration |
190mgt_BusinessAcquisitionTotalFairValueOfEquity / dei_LegalEntityAxis = mgt_DraftdayMember |
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Cash consideration |
600mgt_BusinessAcquisitionOfEntityCashPaid / dei_LegalEntityAxis = mgt_DraftdayMember |
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Aggregate purchase consideration |
790mgt_BusinessAcquisitionAggregatePurchaseConsideration / dei_LegalEntityAxis = mgt_DraftdayMember |
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Purchase price allocation: |
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Net liabilities assumed |
(547)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets / dei_LegalEntityAxis = mgt_DraftdayMember |
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Net liabilities assumed assets |
547us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets / dei_LegalEntityAxis = mgt_DraftdayMember |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Total purchase price allocation |
790us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet / dei_LegalEntityAxis = mgt_DraftdayMember |
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Software Development [Member] | FanTD [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
186us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / dei_LegalEntityAxis = mgt_FantdMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_SoftwareDevelopmentMember |
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Customer Lists [Member] | FanTD [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
33us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerListsMember / dei_LegalEntityAxis = mgt_FantdMember |
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Customer Lists [Member] | DraftDay [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
51us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerListsMember / dei_LegalEntityAxis = mgt_DraftdayMember |
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Patents [Member] | Avcom, Inc [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
15us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Website [Member] | Avcom, Inc [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
50us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_FairValueByAssetClassAxis = mgt_WebsiteMember / dei_LegalEntityAxis = mgt_AvcomIncMember |
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Website [Member] | DraftDay [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
675us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_FairValueByAssetClassAxis = mgt_WebsiteMember / dei_LegalEntityAxis = mgt_DraftdayMember |
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Domains [Member] | DraftDay [Member] |
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Aggregate fair value of purchase consideration, non-controlling interest and net liabilities assumed allocated to intangible assets as follows: |
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Intangible assets and Goodwill |
$ 64us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill / us-gaap_FairValueByAssetClassAxis = mgt_DomeinsMember / dei_LegalEntityAxis = mgt_DraftdayMember |
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