Commitments and Contingencies - Product Liability (Details)	12 Months Ended
	Dec. 31, 2019 lawsuit item individual	Dec. 31, 2018 lawsuit
Product Liability - Bair Hugger | United States
Product Liability Litigation
Number of lawsuits filed	9
Number of plaintiffs	12	5,015
Product Liability - Bair Hugger | Canada
Product Liability Litigation
Number of lawsuits filed	1
Product Liability - Bair Hugger | Various federal courts
Product Liability Litigation
Number of plaintiffs | item	5,000
Product Liability - Bair Hugger | Multi-district litigation (MDL)
Product Liability Litigation
Number of lawsuits pending	8
Number of total claims dismissed	3
Product Liability - Bair Hugger | U.S. District Court for the District of Minnesota
Product Liability Litigation
Number of lawsuits filed	61
Product Liability - Bair Hugger | Missouri
Product Liability Litigation
Number of total claims dismissed	4
Product Liability - Bair Hugger and medical malpractice claims | Hidalgo County Texas
Product Liability Litigation
Number of lawsuits pending	1
Product Liability - Dual-Ended Combat Arms Earplugs
Product Liability Litigation
Number of lawsuits filed	2,531
Number of putative class action and other lawsuits	14
Number of plaintiffs | individual	11,318