Bank Borrowings (Details)	9 Months Ended
Sep. 29, 2012
Bank Borrowings (Textual) [Abstract]
Loan and Security Agreement with Silicon Valley Bank	June, 2012

Loan and security agreement with silicon valley bank.

No definition available.

Name:	irix_LoanAndSecurityAgreementWithSiliconValleyBank
Namespace Prefix:	irix_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration