Fee payable to lender.

No definition available.

Name:	inve_FeePayableToLender
Namespace Prefix:	inve_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of credit facility amendment date.

+ References

No definition available.

+ Details

Name:	inve_LineOfCreditFacilityAmendmentDate
Namespace Prefix:	inve_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of lender fee on revolving loan facility.

+ References

No definition available.

+ Details

Name:	inve_PercentageOfLenderFeeOnRevolvingLoanFacility
Namespace Prefix:	inve_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Minimum contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the frequency of periodic payments, which may be presented in a variety of ways (for example, monthly, quarterly, annually).

+ References

+ Details

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

- Definition

Date the credit facility first became available, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInitiationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Line-of-Credit Arrangement

-URI http://asc.fasb.org/extlink&oid=6517033

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 45

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1314-112600

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 45

-Paragraph 14

-URI http://asc.fasb.org/extlink&oid=28361426&loc=d3e1336-112600

+ Details

Name:	us-gaap_LongTermLineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow to reacquire common stock during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

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Subsequent Events - Additional Information (Detail) (USD $)		1 Months Ended	9 Months Ended	0 Months Ended					0 Months Ended			0 Months Ended
	Sep. 30, 2014	Mar. 31, 2014 Opus Bank	Sep. 30, 2014 Opus Bank	Oct. 09, 2014 Subsequent Event	Nov. 10, 2014 Subsequent Event Opus Bank	Nov. 10, 2014 Subsequent Event Opus Bank Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition One Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition One Minimum Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition Two Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition Two Minimum Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition Two Maximum Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition Three Amended Credit Agreement	Nov. 10, 2014 Subsequent Event Opus Bank Condition Three Maximum Amended Credit Agreement
Subsequent Event [Line Items]
Payments for Repurchase of Common Stock				$ 5,000,000
Revolving credit agreement amendment date					Nov. 10, 2014
Revolving credit agreement date					Mar. 31, 2014
Credit facility and term loan maturity date			Mar. 31, 2017		Mar. 31, 2017	Nov. 10, 2017
Borrowing capacity under credit facility		10,000,000				30,000,000
Bank revolving loan facility	4,300,000							30,000,000		20,000,000	30,000,000		20,000,000
Additional interest above base rate		2.75%					1.50%		2.25%			2.75%
Minimum percentage of interest on credit facility and term loan facility		6.00%					4.75%		5.50%			6.00%
Debt instrument, payment terms						monthly
Term loan, interest rate term						Both the principal amount of the Term Loan and the principal amount outstanding under the Revolving Loan Facility bear interest at a floating rate equal to: (a) if the Company holds more than $30.0 million in cash with the lender, the greater of (i) the prime rate plus 1.50% and (ii) 4.75%; (b) if the Company holds $30.0 million or less but more than $20.0 million in cash with the lender, the greater of (i) the prime rate plus 2.25% and (ii) 5.50%; or (c) if the Company holds $20.0 million or less in cash with the lender, the greater of (i) the prime rate plus 2.75% and (ii) 6.00%. Interest on both facilities continues to be payable monthly.
Percentage of lender fee on revolving loan facility						0.333%
Fee payable to lender						$ 100,000