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Commitments and Contingencies (Details Textual) (USD $)
In Millions, except Share data, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
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| Commitments and Contingencies (Additional Textual) [Abstract] | ||
| Price per warrant | $ 0.70 | |
| Common stock exercise price | 5.00 | |
| Acquisition date | Oct. 25, 2007 | |
| Expiration date | Apr. 11, 2011 | |
| Price per warrant for redemption | $ 0.01 | |
| Lease expenses | $ 0.6 | $ 0.5 |
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Private Placement Warrants [Member]
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| Commitments and Contingencies (Textual) [Abstract] | ||
| Privately held warrants | 1,142,858 | |
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Private Placement [Member]
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| Commitments and Contingencies (Textual) [Abstract] | ||
| Commitment to purchase warrants by directors | $ 1.0 | |
| X | ||||||||||
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- Definition
Class of warrant or right expiration date. No definition available.
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| X | ||||||||||
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- Definition
Class of warrant or right redemption price. No definition available.
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| X | ||||||||||
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- Definition
Class of warrants or rights exercise price of warrants or rights. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Commitment to purchase warrants by directors. No definition available.
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| X | ||||||||||
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- Definition
Date when the business acquisition agreement was executed, in CCYY-MM-DD format. No definition available.
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| X | ||||||||||
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- Definition
The exercise price of each class of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Aggregate amount of each class of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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