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Royalty Liability (Details Textual) (USD $)
In Millions, unless otherwise specified |
1 Months Ended | 0 Months Ended | ||
|---|---|---|---|---|
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Mar. 28, 2013
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Nov. 30, 2011
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Mar. 15, 2011
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Nov. 14, 2011
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| Royalty Liability [Line Items] | ||||
| Royalty liability | $ 3.0 | $ 5.0 | ||
| Percentage of aggregate royalties on net sales | 2.50% | |||
| Royalty rights | 40.0 | |||
| Percentage of royalty on net sales to third party | 2.50% | |||
| Percentage of royalties above threshold | 40.00% | |||
| Percentage of retain royalties on net sales above threshold | 60.00% | |||
| Gains Losses On Extinguishment Of Royalty Liability | $ 9.0 | |||
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Minimum [Member]
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| Royalty Liability [Line Items] | ||||
| Percentage of royalty on net sales to third party | 5.50% | |||
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Maximum [Member]
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| Royalty Liability [Line Items] | ||||
| Percentage of royalty on net sales to third party | 7.50% | |||