XML 23 R50.htm IDEA: XBRL DOCUMENT v2.4.1.9

STOCKHOLDERS' EQUITY (Details 1)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Number Of Shares Reserved For Future Issuance	7,323,562clrb_NumberOfSharesReservedForFutureIssuance	2,473,781clrb_NumberOfSharesReservedForFutureIssuance
Warrant [Member]
Number Of Shares Reserved For Future Issuance	6,604,096clrb_NumberOfSharesReservedForFutureIssuance / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember	1,839,123clrb_NumberOfSharesReservedForFutureIssuance / us-gaap_StatementEquityComponentsAxis = us-gaap_WarrantMember
Employee Stock Option [Member]
Number Of Shares Reserved For Future Issuance	719,466clrb_NumberOfSharesReservedForFutureIssuance / us-gaap_OptionIndexedToIssuersEquityTypeAxis = us-gaap_EmployeeStockOptionMember	634,658clrb_NumberOfSharesReservedForFutureIssuance / us-gaap_OptionIndexedToIssuersEquityTypeAxis = us-gaap_EmployeeStockOptionMember

X

- Definition

Total number of shares reserved for future issuance.

+ References

No definition available.

+ Details

Name:	clrb_NumberOfSharesReservedForFutureIssuance
Namespace Prefix:	clrb_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_OptionIndexedToIssuersEquityTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: