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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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- Definition

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Licenses Agreements [Line Items]

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Carrying amount as of the balance sheet date, net of allowance for doubtful accounts, of account and note receivables due from other than related parties.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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-Name Accounting Standards Codification



-Glossary Current Liabilities



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