Acquisitions - Narrative (Details) - ZEE Medical, Inc.	Aug. 01, 2015 USD ($)
Business Acquisition [Line Items]
Consideration transferred	$ 134,000,000
Cash consideration	120,600,000
Contingent consideration subject to holdback provisions	13,400,000
Goodwill expected to be deductible for income tax purposes	$ 0
Goodwill, Service Contracts and Other Intangibles | Level 3
Business Acquisition [Line Items]
Discount rate	11.00%