BUSINESS AGREEMENTS - Nautilus Agreement (Details) - Nautilus agreement $ in Millions	12 Months Ended
Dec. 31, 2012 USD ($)
Minimum
Business agreements
Royalty rate (as a percent)	22.50%
Maximum
Business agreements
Potential milestone payment	$ 6.0
Royalty rate (as a percent)	25.00%

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.

No definition available.

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