Annual report pursuant to Section 13 and 15(d)

Non-Controlling Interests - Additional Information (Detail)

v2.4.1.9
Non-Controlling Interests - Additional Information (Detail) (USD $)
12 Months Ended
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 $ 300,000us-gaap_PaymentsOfDividendsMinorityInterest
/ dei_LegalEntityAxis
= gaia_NaturalHabitatAdventuresMember
$ 0us-gaap_PaymentsOfDividendsMinorityInterest
/ dei_LegalEntityAxis
= gaia_NaturalHabitatAdventuresMember
$ 1,200,000us-gaap_PaymentsOfDividendsMinorityInterest
/ dei_LegalEntityAxis
= gaia_NaturalHabitatAdventuresMember
Non-controlling interest decreased due to payments of dividend $ 200,000us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
/ dei_LegalEntityAxis
= gaia_NaturalHabitatAdventuresMember
  $ 600,000us-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