Acquisitions - Additional Information (Detail) - USD ($)						9 Months Ended		12 Months Ended
	Apr. 21, 2025	Oct. 11, 2024	Aug. 16, 2024	Apr. 29, 2024	Apr. 02, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Business Combination [Line Items]
Deferred business combination payments made							$ 8,800,000
Payments related to contractual obligations						$ 42,400,000	$ 119,600,000
Intellectual Property [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets							8 years
Intangible assets recognized							$ 164,800,000
Paragon 28 [Member]
Business Combination [Line Items]
Per share price	$ 13
Non-tradeable contingent value right, maximum (in dollars per share)	$ 1
Contingent consideration	$ 35,000,000					35,000,000
Acquisition expenses						72,400,000
Compensation expense						43,400,000
Acquisition date	Apr. 21, 2025
Cash payments to acquire businesses	$ 1,241,500,000					1,241,500,000
Goodwill expected to be deductible for income tax purposes						0
Total consideration transferred at the acquisition date						$ 1,276,500,000
Paragon 28 [Member] | Uncommitted Credit Facility [Member]
Business Combination [Line Items]
Revolver draw	150,000,000
Paragon 28 [Member] | Five-Year Credit Agreement [Member]
Business Combination [Line Items]
Revolver draw	400,000,000
Paragon 28 [Member] | Maximum
Business Combination [Line Items]
Contingent consideration	$ 90,000,000
Paragon 28 [Member] | Technology [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets						10 years
Intangible assets subject to amortization						$ 324,000,000
Paragon 28 [Member] | Customer Relationships [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets						5 years
Intangible assets subject to amortization						$ 91,500,000
Paragon 28 [Member] | Trademarks And Trade Names [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets						15 years
Intangible assets subject to amortization						$ 44,000,000
Distributor Acquisition [Member]
Business Combination [Line Items]
Acquisition date					Apr. 02, 2024
Video Interventionnelle Medicale Scientifique ("VIMS") [Member]
Business Combination [Line Items]
Acquisition date				Apr. 29, 2024
CMFT Acquisition [Member]
Business Combination [Line Items]
Acquisition date			Aug. 16, 2024
2024 Acquisitions [Member] | In-process Research and Development (IPR&D) [Member]
Business Combination [Line Items]
IPR&D								$ 7,000,000
OrthoGrid [Member]
Business Combination [Line Items]
Acquisition date		Oct. 11, 2024
2024 Acquisitions [Member]
Business Combination [Line Items]
Contingent consideration						61,000,000		61,000,000
Cash payments to acquire businesses						294,800,000		$ 294,800,000
Goodwill expected to be deductible for income tax purposes						0
Total consideration transferred at the acquisition date						355,800,000
2024 Acquisitions [Member] | Maximum
Business Combination [Line Items]
Contingent consideration						$ 111,600,000
2024 Acquisitions [Member] | Technology [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets						14 years
Intangible assets subject to amortization						$ 112,500,000
2024 Acquisitions [Member] | Customer Relationships [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets						9 years
Intangible assets subject to amortization						$ 40,800,000
2024 Acquisitions [Member] | Trademarks And Trade Names [Member]
Business Combination [Line Items]
Weighted average amortization period of intangible assets						14 years
Intangible assets subject to amortization						$ 5,000,000