Quarterly report pursuant to Section 13 or 15(d)

Stockholders' equity (Details)

v2.4.1.9
Stockholders' equity (Details)
Mar. 31, 2015
Dec. 31, 2014
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