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Development and License Agreements - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2014
Licenses Agreements [Line Items] |  |  |  |  |
Royalty payments on products | $ 0.7 | $ 0.6 | $ 1.9 | $ 1.9 |
Revenue from sale of components | 0.5 | 2.2 | 1.5 | 6.0 |
Payments made relating to the manufacturing of the products | 3.0 | $ 4.3 | 12.5 | $ 13.9 |
Amounts due from Fresenius | 0.4 |  | 0.4 |  | $ 1.3
Royalty |  |  |  |  |
Licenses Agreements [Line Items] |  |  |  |  |
Royalties owed | 0.7 |  | $ 0.7 |  | 0.7
Royalty | Platelet system |  |  |  |  |
Licenses Agreements [Line Items] |  |  |  |  |
Royalty rate applied towards sale of products |  |  | 10.00% |  |
Royalty | Plasma system |  |  |  |  |
Licenses Agreements [Line Items] |  |  |  |  |
Royalty rate applied towards sale of products |  |  | 3.00% |  |
Manufacturing Costs |  |  |  |  |
Licenses Agreements [Line Items] |  |  |  |  |
Accrual for manufacturing of entity products | $ 1.8 |  | $ 1.8 |  | $ 5.1

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