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Organization and Liquidity - Additional Information (Detail) (USD $)
0 Months Ended 12 Months Ended
Jul. 31, 2013
Jul. 17, 2013
Dec. 31, 2014
Subsidiaries
Dec. 31, 2013
Jul. 17, 2013
Dec. 31, 2012
Business Combinations [Abstract]            
Incorporation date     Dec. 22, 2003      
Number of subsidiaries formed     2crxm_NumberOfSubsidiariesFormed      
Common stock, par value     $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare  
Stockholder's equity reverse stock split ratio   20crxm_StockholdersEquityReverseStockSplitRatio        
Number of shares before split common stock outstanding 134,366,340crxm_StockholdersEquityNumberOfSharesBeforeReverseStockSplit          
Number of shares after split common stock outstanding 6,718,317us-gaap_StockholdersEquityNoteChangesInCapitalStructureSubsequentChangesToNumberOfCommonShares          
Cash and cash equivalents     $ 216,733us-gaap_CashAndCashEquivalentsAtCarryingValue $ 22,489us-gaap_CashAndCashEquivalentsAtCarryingValue   $ 2,328,074us-gaap_CashAndCashEquivalentsAtCarryingValue
Working capital deficit     2,008,000crxm_WorkingCapitalDeficit      
Accumulated deficit     (110,834,154)us-gaap_RetainedEarningsAccumulatedDeficit (105,328,618)us-gaap_RetainedEarningsAccumulatedDeficit    
Net cash used in operating activities     2,500,000us-gaap_NetCashProvidedByUsedInOperatingActivities 6,000,000us-gaap_NetCashProvidedByUsedInOperatingActivities    
Proceeds from sales of common stock     $ 2,129,924us-gaap_ProceedsFromIssuanceOrSaleOfEquity $ 3,692,844us-gaap_ProceedsFromIssuanceOrSaleOfEquity    
Majority of shareholders' consent to incur indebtedness other than specified permitted indebtedness     Two-thirds