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Acquisitions - Additional Information (Detail) (EXCO/HGI JV [Member]) | Dec. 31, 2013
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EXCO [Member] |
Business Acquisition [Line Items] |
Business Acquisition Percentage Of Equity Interests Acquired | 25.50%
HGI [Member] |
Business Acquisition [Line Items] |
Business Acquisition Percentage Of Equity Interests Acquired | 74.50%

X
- Definition Business acquisition percentage of equity interests acquired. + References No definition available. + Details
Name: | hrg_BusinessAcquisitionPercentageOfEquityInterestsAcquired
Namespace Prefix: | hrg_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration