Commitments and Contingencies (Details)	9 Months Ended
Sep. 30, 2015 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Accruals or expenses related to indemnification issues

Accruals or expenses related to indemnification issues.

No definition available.

Name:	kbio_AccrualsOrExpensesRelatedToIndemnificationIssues
Namespace Prefix:	kbio_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration