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Stockholders' equity (Details)
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Mar. 31, 2015
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Dec. 31, 2014
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| Stockholders Equity Details | ||
| Options to purchase common stock | 21,000us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions | |
| Options reserved for future issuance under the Company's 2007 Incentive Plan | 31,000COCP_OptionsReservedForFutureIssuanceUnderIncentivePlan | |
| Warrants to purchase common stock | 12,580us-gaap_ClassOfWarrantOrRightOutstanding | 26,769us-gaap_ClassOfWarrantOrRightOutstanding |
| Total reserved for future issuance | 12,632us-gaap_CommonStockCapitalSharesReservedForFutureIssuance |
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- Definition
No authoritative reference available. No definition available.
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- Details
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- Definition
Number of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Aggregate number of common shares reserved for future issuance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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