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Non-Controlling Interests - Additional Information (Detail) (USD $) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Natural Habitat Adventures |  |  |
Noncontrolling Interest [Line Items] |  |  |
Percentage of noncontrolling interest in subsidiaries | 51.40%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = gaia_NaturalHabitatAdventuresMember |  |
Payments of dividend, non-controlling interest | $ 300,000 us-gaap_PaymentsOfDividendsMinorityInterest / dei_LegalEntityAxis = gaia_NaturalHabitatAdventuresMember | $ 0 us-gaap_PaymentsOfDividendsMinorityInterest / dei_LegalEntityAxis = gaia_NaturalHabitatAdventuresMember | $ 1,200,000 us-gaap_PaymentsOfDividendsMinorityInterest / dei_LegalEntityAxis = gaia_NaturalHabitatAdventuresMember
Non-controlling interest decreased due to payments of dividend | $ 200,000 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = gaia_NaturalHabitatAdventuresMember |  | $ 600,000 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders / dei_LegalEntityAxis = gaia_NaturalHabitatAdventuresMember
Australian Subsidiary |  |  |
Noncontrolling Interest [Line Items] |  |  |
Percentage of noncontrolling interest in subsidiaries | 50.01%us-gaap_MinorityInterestOwnershipPercentageByParent / dei_LegalEntityAxis = gaia_AustralianSubsidiariesMember |  |

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- Definition Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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- Definition Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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