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PRIVATE PLACEMENT OFFERING (Details 2) (USD $)
Mar. 31, 2015
Dec. 31, 2014
Fair values of September 7, 2007 financing      
At transaction date    
Fair values of September 7, 2007 financing   $ 141,027cpka_FairValuesOfSeptember72007Financing
/ us-gaap_SubsidiarySaleOfStockAxis
= cpka_AtTransactionDateMember