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Commitments and Contingencies (Legal Matters, Narrative) (Details) - Acetadote - Patent Infringement	1 Months Ended
	Apr. 30, 2012 lawsuit company
Loss Contingencies [Line Items]
Number of lawsuits filed as plaintiff | lawsuit	5
Number of companies for which litigation settlement exists | company	2

X

- Definition

Number of companies for which litigation settlement exists

+ References

No definition available.

+ Details

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X

- Definition

Number of lawsuits filed as plaintiff

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Details

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X

- Details

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