Contingencies - Other Matters (Details) $ in Millions	1 Months Ended
	Feb. 29, 2020 claim complaint	Oct. 13, 2023 lawsuit	Sep. 30, 2023 USD ($)	May 31, 2021 policyPeriod
Loss Contingencies [Line Items]
Estimated litigation liability | $			$ 67.6
Loss contingency receivable | $			$ 32.9
Number of policy periods | policyPeriod				1
Talcum Powder Litigation | Subsequent Event
Loss Contingencies [Line Items]
Pending claims, number | lawsuit		101
Ranitidine Litigation
Loss Contingencies [Line Items]
Number of master complaints	3
Number of master complaints naming company	3
Number of appeals of master complaints	1
Number of appeals of personal injury claims | claim	2
Ranitidine Litigation | Subsequent Event
Loss Contingencies [Line Items]
Number of personal injury lawsuits | lawsuit		202