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Income from Discontinued Operations Amounts as Reported on Consolidated Statements of Operations (Parenthetical) (Detail) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Termination benefits recorded   $ 2,472,000us-gaap_SeveranceCosts1
Inventory impairment charges 1,200,000us-gaap_InventoryWriteDown 2,100,000us-gaap_InventoryWriteDown
Goodwill impairment charges   9,194,000us-gaap_GoodwillImpairmentLoss [1]
Discontinued Operations    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Termination benefits recorded   800,000us-gaap_SeveranceCosts1
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember
Exit charge for non-cancellable facility lease   1,000,000us-gaap_BusinessExitCosts1
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember
Exit activity charges paid   300,000us-gaap_PaymentsForRestructuring
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember
Inventory impairment charges 2,500,000us-gaap_InventoryWriteDown
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
Property and equipment impairment charges 400,000us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
Goodwill impairment charges 6,700,000us-gaap_GoodwillImpairmentLoss
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
Deferred advertising costs | Discontinued Operations    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Impairment charge 3,800,000us-gaap_OtherAssetImpairmentCharges
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= gaia_DeferredCostMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
Advances | Discontinued Operations    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Impairment charge 800,000us-gaap_OtherAssetImpairmentCharges
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
Media Library | Discontinued Operations    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Intangible assets impairment charges 2,100,000us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= gaia_MediaLibraryMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
Other Intangible Assets | Discontinued Operations    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Intangible assets impairment charges $ 3,500,000us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_OtherIntangibleAssetsMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember		  
[1] Cash flows in 2013 include the $25.0 million gain from the sale of RGSE stock, the sale of GVE and the discontinuation of the DRTV Business Unit.