Consolidated Balance Sheet Details - Other Assets (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Debt acquisition costs	$ 969	$ 1,217
Deposits	431	840
Restricted cash	200	200
Other assets	125	0
Total other assets	6,614	5,400
Aradigm [Member]
Prepaid royalty expense	2,571	3,143
Alkermes [Member]
Prepaid royalty expense	$ 2,318	$ 0

Net amount of long-term deferred finance costs capitalized at the end of the reporting period.

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

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-Paragraph 16

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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