Commitments and Contingencies - Additional Information (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Loss Contingencies [Line Items]
Net Litigation Related Charges	$ 3,800,000	$ 2,700,000	$ 8,300,000	$ 3,800,000
Accrued litigation liabilities	155,300,000		155,300,000		$ 244,100,000
Other Contingencies [Member]
Loss Contingencies [Line Items]
Loss Contingency Minimum	0		0
Loss Contingency, Range of Possible Loss, Portion Not Accrued	$ 320,000,000		$ 320,000,000