Acquisitions, Investments, and Licenses - Summary of Pro Forma Results (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Pro Forma Result of Combined Companies
Revenues	$ 31,376
Net loss	(41,379)
Net loss attributable to common shareholders	$ (41,252)
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Per Share Basic and Diluted	$ 0.11
Basic and diluted loss per share (in dollars per share)	$ (0.11)

Business acquisition pro forma earnings per share basic and diluted.

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- Definition

Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Per Share Basic and Diluted

+ References

No definition available.

+ Details

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- Definition

Business Acquisition, Pro Forma Net Income (Loss) Available to Common Stockholders

+ References

No definition available.

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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