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7. Noncontrolling Interest (Details)	3 Months Ended
	Mar. 31, 2013 USD ($)	Mar. 31, 2012 USD ($)	Mar. 31, 2013 DiaMed Spain [Member] USD ($)	Feb. 14, 2013 DiaMed Spain [Member] USD ($)	Feb. 14, 2013 DiaMed Spain [Member] EUR (€)
Noncontrolling Interest [Line Items]
Business Acquisition, Cost of Acquired Entity, Purchase Price				$ 900,000	€ 600,000
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Noncontrolling interests, beginning of period	535,000
Net loss attributable to noncontrolling interest	21,000	(61,000)
Purchase of noncontrolling interests	(600,000)		600,000
Currency fluctuations	100,000
Noncontrolling interests, end of period	0
Adjustments to Additional Paid in Capital, Reallocation of Noncontrolling Interest			$ 300,000

X

- Definition

Change in additional paid in capital as a result of a reallocation of a subsidiary's stockholders' equity to noncontrolling interest due to the subsidiary issuing stock. This reallocation is from a capital transaction.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

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- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

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- Definition

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 27

-Article 5



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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

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-Name Regulation S-X (SX)

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- Definition

Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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- Definition

Amount of Net Income (Loss) attributable to noncontrolling interest.

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Amount before tax, net of reclassification adjustments, resulting from the process of expressing in the reporting currency of the reporting entity those amounts that are denominated or measured in a different currency, and from transactions whose terms are denominated in a currency other than the entity's functional currency, which is attributable to noncontrolling interests.

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