Commitments and Contingencies - Product Liability (Details)	1 Months Ended				2 Months Ended	9 Months Ended
	Oct. 31, 2021 USD ($) lawsuit wave	Jun. 30, 2021 USD ($)	Apr. 30, 2021 USD ($) plaintiff	Dec. 31, 2020 plaintiff	Jun. 30, 2021 lawsuit	Sep. 30, 2021 USD ($) lawsuit individual plaintiff	Feb. 29, 2020 lawsuit
Product Liability - Dual-Ended Combat Arms Earplugs
Product Liability Litigation
Number of lawsuits filed						3,522
Number of putative class action and other lawsuits						14
Number of plaintiffs | plaintiff						13,437
Accrued loss contingency reserve | $						$ 0
Product Liability - Dual-Ended Combat Arms Earplugs | Multi-district litigation (MDL)
Product Liability Litigation
Number of plaintiffs | plaintiff			3	3
Amount of punitive damages awarded | $			$ 6,000,000
Settlement amount paid | $		$ 1,000,000	7,000,000
Initial number of federal bellwether cases					2
Apportioned fault of the company		62.00%
Apportioned fault of the plaintiff		38.00%
Product Liability - Dual-Ended Combat Arms Earplugs | Multi-district litigation (MDL) | Subsequent Event
Product Liability Litigation
Number of lawsuits filed	260,000
Settlement amount paid | $	$ 8,000,000
Remaining number of federal bellwether cases	12
Number of lawsuits pending	1,500
Number of waves of pending lawsuits | wave	3
Number of pending lawsuits per wave	500
Lawsuits pending period (in months)	14 months
Product Liability - Dual-Ended Combat Arms Earplugs | State court
Product Liability Litigation
Number of lawsuits filed						65
Number of plaintiffs | individual						1,100
Product Liability - Dual-Ended Combat Arms Earplugs | Maximum | Multi-district litigation (MDL)
Product Liability Litigation
Amount of compensatory damages awarded | $			$ 1,000,000
Product Liability - Bair Hugger
Product Liability Litigation
Number of lawsuits filed						27
Number of plaintiffs | individual						34
Accrued loss contingency reserve | $						$ 0
Product Liability - Bair Hugger | United States
Product Liability Litigation
Number of lawsuits filed						29
Product Liability - Bair Hugger | Canada.
Product Liability Litigation
Number of putative class action and other lawsuits						1
Product Liability - Bair Hugger | Multi-district litigation (MDL)
Product Liability Litigation
Number of lawsuits filed						26
Number of cases stayed						26
Product Liability - Bair Hugger | State court
Product Liability Litigation
Number of lawsuits filed						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 | Minimum
Product Liability Litigation
Number of plaintiffs | individual						5,000
Product Liability - Bair Hugger and medical malpractice claims | Jackson County Missouri
Product Liability Litigation
Number of lawsuits pending							2
Product Liability - Bair Hugger and medical malpractice claims | Hidalgo County Texas
Product Liability Litigation
Number of lawsuits pending						1