Hemophilia Spin Off (Details) - Bioverativ $ in Millions	Feb. 01, 2017 USD ($)
Assets and Liabilities Distributed to Bioverativ [Line Items]
Cash	$ 302.7
Accounts receivable	144.7
Inventory	116.1
Property, plant and equipment, net	20.2
Intangible assets, net	56.8
Goodwill	314.1
Other, net	53.7
Assets transferred, net	1,008.3
Accrued expenses and other current liabilities	87.8
Other long-term liabilities	67.7
Liabilities transferred, net	$ 155.5