Employee Stock Purchase Plan, Maximum Annual Contributions Per Employee, Percent

No definition available.

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- Definition

ESPP annual cap

+ References

No definition available.

+ Details

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- Definition

percentage of ESPP closing price

+ References

No definition available.

+ Details

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- Definition

percentage of stock closing price

+ References

No definition available.

+ Details

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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

+ 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

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 30

-Article 5

+ Details

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- Details

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- Definition

Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

+ Details

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- Definition

Number of shares issued which are neither cancelled nor held in the treasury.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Details

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- Details

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Shareholders' Equity Equity Plan (Details) (USD $)	12 Months Ended
Shareholders' Equity Equity Plan (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Oct. 10, 2012	Oct. 14, 2011	Jan. 18, 2011	Jun. 02, 2010	Oct. 29, 2009	May 09, 2009
Stock Options [Member] \| 2009 Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares Authorized	8,995,000	5,995,000	450,000	2,375,000	1,775,000	1,375,000	975,000	380,000
Stock Options [Member] \| Non US Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares Authorized			570,000
ESPP [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares Authorized	500,000
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	15.00%
ESPP annual cap	$ 25,000
percentage of stock closing price	85.00%
percentage of ESPP closing price	85.00%
Shares, Issued	65,441
Shares, Outstanding	434,559