RESEARCH AND LICENSE AGREEMENT (Details Textual)	6 Months Ended
Jun. 30, 2018
Research And License Agreement [Line Items]
Validity Of Royalty Payment Not Covered By Valid Claim Or Orphan Drug Status	15 years

This element represents the validity of the royalties' payments by the company not covered by a Valid Claim or Orphan Drug Status.

No definition available.

Name:	bcli_ValidityOfRoyaltyPaymentNotCoveredByValidClaimOrOrphanDrugStatus
Namespace Prefix:	bcli_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration