Contingencies (E-vapor Product Litigation) (Details) - E-vapor Litigation [Member]	Apr. 27, 2020 case claim	Apr. 22, 2019 case	Apr. 23, 2018 case
Loss Contingencies [Line Items]
Number of cases pending | case		2	3
Subsequent Event [Member]
Loss Contingencies [Line Items]
Number of cases pending | case	202
Number of cases set for trial | claim	0
Pending Individual Lawsuits [Member] | Subsequent Event [Member]
Loss Contingencies [Line Items]
Number of cases pending | claim	170