Area Of Office Space

No definition available.

Name:	crbp_AreaOfOfficeSpace
Namespace Prefix:	crbp_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	duration

Name:	crbp_CommitmentAndContingenciesLineItems
Namespace Prefix:	crbp_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Operating Lease Terms

No definition available.

Name:	crbp_OperatingLeaseTerms
Namespace Prefix:	crbp_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

No definition available.

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Name:	us-gaap_StatementGeographicalAxis=crbp_NorwoodMaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: