Commitments and Contingencies - Product Liability (Details)	12 Months Ended
	Dec. 31, 2020 USD ($) lawsuit person
Product Liability - Bair Hugger
Product Liability Litigation
Number of lawsuits filed	23
Number of plaintiffs | person	26
Accrued loss contingency reserve | $	$ 0
Product Liability - Bair Hugger | United States
Product Liability Litigation
Number of lawsuits filed	23
Product Liability - Bair Hugger | Canada.
Product Liability Litigation
Number of putative class action and other lawsuits	1
Product Liability - Bair Hugger | Various federal courts
Product Liability Litigation
Number of plaintiffs | person	5,000
Product Liability - Bair Hugger | Multi-district litigation (MDL)
Product Liability Litigation
Number of lawsuits filed	20
Number of cases stayed	20
Product Liability - Bair Hugger | State court
Product Liability Litigation
Number of lawsuits filed	3
Product Liability - Bair Hugger | State court of Oklahoma
Product Liability Litigation
Number of total claims dismissed	1
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 and medical malpractice claims | Hidalgo County Texas
Product Liability Litigation
Number of lawsuits pending	1
Product Liability - Bair Hugger and medical malpractice claims | Jackson County Missouri
Product Liability Litigation
Number of lawsuits pending	2
Product Liability - Dual-Ended Combat Arms Earplugs
Product Liability Litigation
Number of lawsuits filed	3,130
Number of putative class action and other lawsuits	14
Number of plaintiffs | person	12,400
Accrued loss contingency reserve | $	$ 0
Product Liability - Dual-Ended Combat Arms Earplugs | Multi-district litigation (MDL)
Product Liability Litigation
Number of plaintiffs | person	3
Number of additional plaintiffs | person	2
Product Liability - Dual-Ended Combat Arms Earplugs | U.S. Court of Appeals for the Eighth Circuit
Product Liability Litigation
Number of lawsuits filed	24