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COMMON STOCK, PREFERRED STOCK AND WARRANTS WITH-DOWN ROUND PROTECTION (Warrants with down round protection) (Details) (Series A Warrants [Member], USD $)	12 Months Ended
	Dec. 31, 2014	Aug. 29, 2014	Dec. 31, 2013
Series A Warrants [Member]
Warrants with down round protection [Line Items]
Warrants term	5 years
Warrant exercise price	$ 6.96us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = igap_SeriesAWarrantMember	$ 5.80us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 / us-gaap_ClassOfWarrantOrRightAxis = igap_SeriesAWarrantMember
Number of warrants exercisable	1,539,364igap_ClassOfWarrantOrRightNumberOfWarrantsExercisable / us-gaap_ClassOfWarrantOrRightAxis = igap_SeriesAWarrantMember		1,282,775igap_ClassOfWarrantOrRightNumberOfWarrantsExercisable / us-gaap_ClassOfWarrantOrRightAxis = igap_SeriesAWarrantMember

X

- Definition

Represents number of warrants are exercisable into an shares of common stock.

+ References

No definition available.

+ Details

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Namespace Prefix:	igap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Class Of Warrant Or Right, Term.

+ References

No definition available.

+ Details

Name:	igap_ClassOfWarrantOrRightTerm
Namespace Prefix:	igap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(i)(4))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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Balance Type:	na
Period Type:	instant

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- Details

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Balance Type:	na
Period Type:	duration