XML 60 R65.htm IDEA: XBRL DOCUMENT v2.4.0.6

Stockholders' Equity (Details 5) (Restricted stock units [Member], USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 31, 2010
Restricted stock units [Member]
Restricted stock units outstanding, vested and expected to vest
Restricted stock units outstanding, Number of Shares	55,999	90,189	0
Restricted stock units outstanding, Weighted Average Remaining Contractual Life (years)	11 months 9 days
Restricted stock units outstanding, Aggregate Intrinsic Value	$ 211
Restricted stock units vested and expected to vest, Number of Shares	48,545
Restricted stock units vested and expected to vest, Weighted Average Remaining Contractual Life (years)	10 months 28 days
Restricted stock units vested and expected to vest, Aggregate Intrinsic Value	$ 183

X

- Details

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

X

- Definition

Share based compensation arrangement by share based payment award equity instruments other than options vested and expected to vest intrinsic value.

+ References

No definition available.

+ Details

Name:	irix_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestIntrinsicValue
Namespace Prefix:	irix_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Share based compensation arrangement by share based payment award equity instruments other than options vested and expected to vest number.

+ References

No definition available.

+ Details

Name:	irix_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestNumber
Namespace Prefix:	irix_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Share based compensation arrangement by share based payment award equity instruments other than options vested and expected to vest weighted average remaining contractual term.

+ References

No definition available.

+ Details

Name:	irix_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestWeightedAverageRemainingContractualTerm
Namespace Prefix:	irix_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share based compensation arrangement by share based payment award other than options outstanding intrinsic value.

+ References

No definition available.

+ Details

Name:	irix_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsOutstandingIntrinsicValue
Namespace Prefix:	irix_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(2)(b)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(2)(a)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration