Contingencies (“Gross” v. “Net” Calculations and Other State Settlements) (Details)		1 Months Ended			12 Months Ended		25 Months Ended
	Nov. 21, 1996 USD ($)	Sep. 30, 2019 USD ($)	Jul. 31, 2019 USD ($)	Jan. 31, 2016 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2003 USD ($)	Mar. 31, 1998 USD ($) state
Loss Contingencies [Line Items]
Amount of litigation settlement awarded to other party	$ 145,000,000,000
Health Care Cost Recovery Actions
Loss Contingencies [Line Items]
Annual payment requirement							$ 9,000,000,000
Liggett
Loss Contingencies [Line Items]
Amount of litigation settlement awarded to other party	$ 790,000,000
Liggett | Health Care Cost Recovery Actions
Loss Contingencies [Line Items]
Number of states not included in settlement agreement | state							4
Minnesota | Liggett | Health Care Cost Recovery Actions
Loss Contingencies [Line Items]
Annual payment requirement						$ 100,000
Florida | Liggett | Health Care Cost Recovery Actions
Loss Contingencies [Line Items]
Annual payment requirement					$ 250,000
Amount of litigation settlement awarded to other party					$ 1,200,000
Years annual payments required					21 years
Years annual payments required that are subject to inflation adjustment					12 years
Mississippi | Liggett | Health Care Cost Recovery Actions
Loss Contingencies [Line Items]
Damages sought		$ 17,500,000	$ 14,400,000	$ 27,000,000