v2.4.0.6

Estimated Assumptions of Fair Value of MET Series A Preferred Shares Estimated Assumptions (Detail) (Mobile Embedded Technology Inc, Series A Preferred Stock) | 12 Months Ended
--- | ---
Dec. 31, 2011 | Dec. 31, 2010
Mobile Embedded Technology Inc | Series A Preferred Stock |  |
Fair Value Measurements [Line Items] |  |
Risk-free interest rates | 0.35% | 1.87%
Expected volatility | 52.36% | 61.71%
- IPO |  | 50.00%
- Liquidation | 25.00% | 25.00%
- Redemption | 75.00% | 25.00%

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- Details
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