Summary of Changes in Fair Value of Company's Level 3 Liabilities Measured on Recurring Basis (Detail) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Convertible Notes Payable [Member]
Fair Value Disclosure [Line Items]
Balance beginning	$ 534,975	$ 0
Extinguishment	(434,500)
Fair value at issuance	189,300	582,903
Change in fair value	(289,775)	(47,928)
Balance ending	0	534,975
Series A Preferred Stock [Member]
Fair Value Disclosure [Line Items]
Balance beginning	56,926	0
Extinguishment	0
Fair value at issuance	0	548,465
Change in fair value	(56,926)	(491,539)
Balance ending	0	56,926
Common stock warrants [Member]
Fair Value Disclosure [Line Items]
Balance beginning	0	0
Extinguishment	0
Fair value at issuance	466,706	0
Change in fair value	(436,428)	0
Balance ending	$ 30,278	$ 0

Name:	invt_FairValueDisclosureLineItems
Namespace Prefix:	invt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Extinguishment

+ References

No definition available.

+ Details

Name:	invt_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisExtinguishment
Namespace Prefix:	invt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

+ Details

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

- Definition

Amount of increase (decrease) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_ConvertibleNotesPayableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_StatementEquityComponentsAxis=invt_CommonStockWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: