Commission as a percentage of the aggregate sales price of the Units.

No definition available.

Name:	igap_AggregateSalesPriceOfUnitsPercentage
Namespace Prefix:	igap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- 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

- Definition

Non-accountable expense allowance percenatge.

+ References

No definition available.

+ Details

Name:	igap_NonaccountableExpenseAllowancePercenatge
Namespace Prefix:	igap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- 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

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ 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)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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

- Definition

Face amount or stated value per share of common stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Cash inflows (outflows) from issuing and redeeming redeemable preferred stock; includes convertible and nonconvertible redeemable preferred stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585

+ Details

Name:	us-gaap_ProceedsFromRepurchaseOfRedeemablePreferredStock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ 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 (a)(3)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

+ Details

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

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_StatementClassOfStockAxis=igap_SeriesD1WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=igap_SeriesD2WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=igap_SeriesD3WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RegistrationPaymentArrangementByArrangementAxis=igap_PlacementAgentAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=igap_SeriesDUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RegistrationPaymentArrangementByArrangementAxis=igap_PlacementAgentAgreementOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RegistrationPaymentArrangementByArrangementAxis=igap_PlacementAgentAgreementTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RegistrationPaymentArrangementByArrangementAxis=igap_SecuritiesPurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

SUBSEQUENT EVENTS (Details) - USD ($)			1 Months Ended	12 Months Ended
SUBSEQUENT EVENTS (Details) - USD ($)	Mar. 02, 2018	Feb. 08, 2018	Jan. 18, 2018	Dec. 31, 2017	Apr. 07, 2018	Feb. 15, 2018	Dec. 31, 2016
Subsequent Event [Line Items]
Common stock par value				$ 0.001			$ 0.001
Series D-1 Warrant [Member]
Subsequent Event [Line Items]
Warrant term				5 years
Warrant exercise price				$ 4.50
Series D-2 Warrant [Member]
Subsequent Event [Line Items]
Warrant term				5 years
Warrant exercise price				$ 5.75
Series D-3 Warrant [Member]
Subsequent Event [Line Items]
Warrant term				5 years
Warrant exercise price				$ 7.75
Placement Agent Agreement [Member]
Subsequent Event [Line Items]
Commission as a percentage of aggregate sales price				10.00%
Non-accountable expense allowance percenatge				3.00%
Warrant exercise price				$ 4.50
Placement Agent Agreement [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Commission as a percentage of aggregate sales price				10.00%
Non-accountable expense allowance percenatge				3.00%
Warrant term				5 years
Warrant exercise price				$ 4.50
Number of shares covered by warrants				14,000
Placement Agent Agreement One [Member]
Subsequent Event [Line Items]
Commission as a percentage of aggregate sales price				3.00%
Warrant exercise price				$ 5.75
Placement Agent Agreement One [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Warrant term				5 years
Warrant exercise price				$ 5.75
Number of shares covered by warrants				7,000
Placement Agent Agreement Two [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Warrant term				5 years
Warrant exercise price				$ 7.75
Number of shares covered by warrants				7,000
Subsequent Event [Member]
Subsequent Event [Line Items]
Shares authorized under Plan					5,625,000	7,000,000
Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Preferred stock issued	311,112	54,444	70,000
Proceeds from convertible preferred stock and warrants	$ 1,400,000	$ 245,000	$ 315,000
Common stock par value	$ 0.001	$ 0.001	$ 0.001
Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Series D-1 Warrant [Member]
Subsequent Event [Line Items]
Warrant term			5 years
Warrant exercise price			$ 4.50
Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Series D-2 Warrant [Member]
Subsequent Event [Line Items]
Warrant term			5 years
Warrant exercise price			$ 5.75
Subsequent Event [Member] \| Securities Purchase Agreement [Member] \| Series D-3 Warrant [Member]
Subsequent Event [Line Items]
Warrant term			5 years
Warrant exercise price			$ 7.75
Subsequent Event [Member] \| Placement Agent Agreement [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Commission as a percentage of aggregate sales price	10.00%	10.00%
Non-accountable expense allowance percenatge	3.00%	3.00%
Warrant term	5 years	5 years
Warrant exercise price	$ 4.50	$ 4.50
Number of shares covered by warrants	62,222	10,889
Subsequent Event [Member] \| Placement Agent Agreement One [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Warrant term	5 years	5 years
Warrant exercise price	$ 5.75	$ 5.75
Number of shares covered by warrants	31,111	5,444
Subsequent Event [Member] \| Placement Agent Agreement Two [Member] \| Series D Units [Member]
Subsequent Event [Line Items]
Warrant term	5 years	5 years
Warrant exercise price	$ 7.75	$ 7.75
Number of shares covered by warrants	31,111	5,444