Stockholders' Equity (Warrants) (Details) - Oxford Finance, LLC - $ / shares shares in Thousands	Jun. 30, 2014	Jan. 17, 2013	Mar. 31, 2016
Stock Warrants
Share price (in dollars per share)	$ 14.671	$ 14.671
Warrants outstanding			47,710
Tranche A, B and C loans
Stock Warrants
Warrant term	7 years	7 years
Percentage of term loan amounts	3.00%	3.00%
Tranche D term loan
Stock Warrants
Warrant term	7 years	7 years
Percentage of term loan amounts	2.50%	2.50%

Represents the percentage of the term loan amounts relating to the issuance of warrants to purchase shares of the entity's common stock.

No definition available.

+ Details

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- Definition

Represents to the term of the warrants, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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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

+ Details

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- Definition

Number 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))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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- References

No definition available.

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