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Basis of Presentation, Company and Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
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1 Months Ended | 6 Months Ended | 1 Months Ended | ||||||||
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Aug. 10, 2011
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Jun. 30, 2012
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Dec. 31, 2011
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Aug. 10, 2011
Common Stock
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Aug. 10, 2011
Escrow shares
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Jun. 30, 2012
Plures Holdings Inc
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Jun. 30, 2012
Renn Universal and Renn Global
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Aug. 10, 2011
Renn Universal and Renn Global
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Aug. 10, 2011
Renn Universal and Renn Global
Preferred Stock
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May 23, 2011
Advanced Micro Sensors Inc
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May 23, 2011
CMSF Corp.
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| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | |||||||||||
| Number of shares of authorized to acquire business as percentage of outstanding common stock on a fully diluted basis | 5.00% | ||||||||||
| Notes receivable terminated amount | $ 1,650,000 | ||||||||||
| Convertible debt | 2,000,000 | ||||||||||
| Number of shares converted for each issued and outstanding share of Plures | 0.914 | 1,682,264 | 1,682,264 | ||||||||
| Percentage allocated to shares | 85.00% | 15.00% | |||||||||
| Conversion of convertible debt | $ 2,000,000 | ||||||||||
| Series A convertible preferred stock converted | 1,000,000 | ||||||||||
| Reverse stock split, ratio | 0.0025 | ||||||||||
| Issuance of Equity Range End Date | 2013-02 | ||||||||||
| Percentage of ownership interests | 72.50% | 20.00% | |||||||||
| Percentage of ownership interests, pre-merger | 7.50% | ||||||||||
| Percentage of equity interest | 5.00% | ||||||||||
| Letter of credit, Expiration Date | Jun. 30, 2013 | ||||||||||