Derivative liability (Details) - The One Group - USD ($) |
12 Months Ended | |
|---|---|---|
Oct. 16, 2013 |
Dec. 31, 2015 |
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| Fair Value Measurements [Line Items] | ||
| Additional payments to TOG Members | $ 14,100,000 | |
| Shares required for additional payments to TOG Members (in shares) | 5,750,000 | |
| Exercise price of warrants (in dollars per share) | $ 5.00 | |
| Aggregate contingent sign-on bonus | $ 900,000 | |
| Minimum price per share per agreement (in dollars per share) | $ 6.25 | |
| Threshold number of days above minimum stock price during measurement period | 20 days | |
| Number of days in measurement period | 30 days | |
| Write off of Expired Public Warrants | $ 100,000 |
| X | ||||||||||
- Definition Aggregate amount of contingent sign-on bonus per business acquisition terms. No definition available.
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| X | ||||||||||
- Definition Class of Warrant or Right, Write-off No definition available.
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| X | ||||||||||
- Definition Contingent payment amount per business acquisition terms. No definition available.
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| X | ||||||||||
- Definition Number of shares to be purchased through the exercise of outstanding company warrants that is required for additional payments to One Group Members. No definition available.
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| X | ||||||||||
- Definition Expiration of Warrants, Number of Days in Measurement Period No definition available.
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| X | ||||||||||
- Definition Expiration of Warrants, Threshold Number of Days Above Minimum Stock Price During Measurement Period No definition available.
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| X | ||||||||||
- Definition The minimum price per share required per agreement. No definition available.
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| X | ||||||||||
- Definition Exercise price per share or per unit of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Details
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