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Organization, Nature of Operations, and Principles of Consolidation - Additional Information (Detail) (Real Goods Solar) | Dec. 31, 2011 Vote
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Class B Common Stock |
Schedule of Equity Method Investments [Line Items] |
Number of votes per share | 10
Class A Common Stock |
Schedule of Equity Method Investments [Line Items] |
Number of votes per share | 1
Voting ownership percentage | 37.50%

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- Definition Equity Method Investment Voting Ownership Percentage + References No definition available. + Details
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Balance Type: | na
Period Type: | instant

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- Definition Number of votes per share. + References No definition available. + Details
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Namespace Prefix: | gaia_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration