Background and Basis of Presentation Background and Basis of Presentation (Details) - Nuclear Imaging $ in Millions	Aug. 24, 2016 USD ($)
Disposal Group, Including Discontinued Operation, Consideration	$ 690.0
Disposal Group, Including Discontinued Operation, Upfront Consideration	574.0
Disposal Group, Including Discontinued Operation, Contingent Consideration Maximum Amount	$ 77.0

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

No definition available.

Name:	us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant