Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v2.4.1.9
Consolidated Balance Sheets (Parenthetical) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Preferred stock, par value $ 0.0001us-gaap_PreferredStockParOrStatedValuePerShare  
Preferred stock, shares authorized 10,000,000us-gaap_PreferredStockSharesAuthorized  
Preferred stock, shares issued 0us-gaap_PreferredStockSharesIssued  
Preferred stock, shares outstanding 0us-gaap_PreferredStockSharesOutstanding  
Common stock, shares authorized 150,000,000us-gaap_CommonStockSharesAuthorized 150,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued 25,938,332us-gaap_CommonStockSharesIssued 6,964,788us-gaap_CommonStockSharesIssued
Common stock, shares outstanding 25,938,332us-gaap_CommonStockSharesOutstanding 6,964,788us-gaap_CommonStockSharesOutstanding
Common stock, par value $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare
Series A Convertible Preferred Stock [Member]    
Preferred Stock, shares designated   2,483,690us-gaap_TemporaryEquitySharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesAConvertiblePreferredStockMember
Preferred Stock, shares issued   1,835,212us-gaap_TemporaryEquitySharesIssued
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesAConvertiblePreferredStockMember
Preferred Stock, shares outstanding   1,835,212us-gaap_TemporaryEquitySharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesAConvertiblePreferredStockMember
Preferred Stock, liquidation preference   $ 1,106,609us-gaap_TemporaryEquityLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesAConvertiblePreferredStockMember
Preferred Stock, par value   $ 0.0001us-gaap_TemporaryEquityParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesAConvertiblePreferredStockMember
Preferred stock, shares issued   198,808us-gaap_PreferredStockSharesIssued
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesAConvertiblePreferredStockMember
Series A Non-Convertible Preferred Stock [Member]    
Preferred Stock, shares designated   200,000us-gaap_TemporaryEquitySharesAuthorized
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesANonConvertiblePreferredStockMember
Preferred Stock, shares issued   200,000us-gaap_TemporaryEquitySharesIssued
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesANonConvertiblePreferredStockMember
Preferred Stock, shares outstanding   200,000us-gaap_TemporaryEquitySharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesANonConvertiblePreferredStockMember
Preferred Stock, liquidation preference   $ 200,000us-gaap_TemporaryEquityLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesANonConvertiblePreferredStockMember
Preferred Stock, par value   $ 0.0001us-gaap_TemporaryEquityParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= crbp_SeriesANonConvertiblePreferredStockMember