Note 9 - Shareholders' Equity (Details) (USD $)	3 Months Ended
Mar. 31, 2014	Aug. 09, 2011
Note 9 - Shareholders' Equity (Details) [Line Items]
Shareholder Rights, Exercisable Conditions, Beneficial Ownership Percentage	15.00%
Shareholder Rights, Percentage of Assets, Cash Flow or Earning Power that Must Be Sold or Transferred to Trigger Discount	50.00%
Shareholder Rights, Beneficial Owner Threshold Percentage for Exchange of Exercisable Rights for Common Stock	50.00%
Shareholder Rights Plan [Member]
Note 9 - Shareholders' Equity (Details) [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Share)		$ 39
Common Stock Redemption Discount	50.00%
Class of Warrant or Right, Redemption Price (in Dollars per share)	$ 0.001
Common Stock, Capital Shares Reserved for Future Issuance (in Shares)	90,315,210

The redemption price of each class of warrants or rights outstanding.

No definition available.

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- Definition

Discount on a share of common stock upon exercise of a right.

+ References

No definition available.

+ Details

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- Details

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- Definition

The maximum threshold beneficial ownership percentage for the exchange of each exercisable Shareholder Right for one share of common stock.

+ References

No definition available.

+ Details

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- Definition

The percentage of beneficial ownership that a person or group of affiliated or associated persons must acquire to make Shareholder Rights exercisable.

+ References

No definition available.

+ Details

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- Definition

The percentage of company assets, cash flow or earning power that must be sold or transferred to trigger a 50% discount of the acquirer's common stock upon exercise of the Shareholder Right.

+ References

No definition available.

+ Details

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Namespace Prefix:	inph_
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- 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

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph i

-Subparagraph 4

-Article 4

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- Definition

Aggregate number of common shares reserved for future issuance.

+ 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

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