Contingencies (Smoking and Health Litigation - Engle Progeny Cases Trial Results - Pending and Concluded Narrative) (Details) - USD ($)	1 Months Ended			3 Months Ended			12 Months Ended
	Jan. 31, 2018	Apr. 30, 2017	Feb. 28, 2017	Jun. 30, 2017	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Nov. 30, 2017	Oct. 31, 2017	Sep. 30, 2017	Aug. 31, 2017	May 31, 2017	Mar. 31, 2017	Nov. 30, 2016	Sep. 30, 2016	Jul. 31, 2016	Jun. 30, 2016	Apr. 30, 2016	Feb. 29, 2016	Jan. 31, 2016	Nov. 30, 2015	Oct. 31, 2015	Sep. 30, 2015	Aug. 31, 2015	Jul. 31, 2015	Jun. 30, 2015	May 31, 2015	Mar. 31, 2015	Feb. 28, 2015	Jan. 31, 2015	Nov. 30, 2014	Oct. 31, 2014	Sep. 30, 2014	Jul. 31, 2014	Jun. 30, 2014	May 31, 2014	Dec. 31, 2013	Oct. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	May 31, 2013	Apr. 30, 2013	Sep. 30, 2012	Aug. 31, 2012	Jun. 30, 2012	May 31, 2012	Dec. 31, 2011	Nov. 30, 2010	Apr. 30, 2010	Mar. 31, 2010	Nov. 30, 2009	Jul. 31, 2000
Loss Contingencies [Line Items]
Payments made related to litigation							$ 21,000,000	$ 190,000,000	$ 57,000,000
Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Punitive damages awarded																																																						$ 145,000,000,000
Engle Progeny Cases [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Punitive damages awarded																																																						$ 74,000,000,000
Pending Litigation [Member] | Engle Progeny Cases, Bryant [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded							1,000,000
Pending Litigation [Member] | Engle Progeny Cases, Bryant [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded							$ 200,000
Compensatory damages award, allocation percentage							25.00%
Pending Litigation [Member] | Engle Progeny Cases, R. Douglas [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded										$ 0
Pending Litigation [Member] | Engle Progeny Cases, R. Douglas [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded										$ 0
Compensatory damages award, allocation percentage										4.00%
Pending Litigation [Member] | Engle Progeny Cases, Wallace [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded											$ 12,000,000
Pending Litigation [Member] | Engle Progeny Cases, Wallace [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded											$ 7,900,000
Compensatory damages award, allocation percentage											66.00%
Punitive damages awarded											$ 16,000,000
Pending Litigation [Member] | Engle Progeny Cases, L. Martin [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded														$ 1,100,000
Pending Litigation [Member] | Engle Progeny Cases, L. Martin [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded														$ 605,000
Compensatory damages award, allocation percentage														55.00%
Punitive damages awarded														$ 1,300,000
Appeal bond posted													$ 1,900,000
Pending Litigation [Member] | Engle Progeny Cases, Sommers [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded		$ 1,000,000
Pending Litigation [Member] | Engle Progeny Cases, Sommers [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage		40.00%
Pending Litigation [Member] | Engle Progeny Cases, Santoro [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded															$ 1,600,000
Pending Litigation [Member] | Engle Progeny Cases, Santoro [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded															$ 450,000
Compensatory damages award, allocation percentage															28.00%
Punitive damages awarded															$ 100,000
Pending Litigation [Member] | Engle Progeny Cases, J. Brown [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded			$ 5,400,000
Pending Litigation [Member] | Engle Progeny Cases, J. Brown [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage			35.00%
Punitive damages awarded			$ 200,000
Appeal bond posted												$ 2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Pardue [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded			5,200,000		$ 5,900,000			$ 5,900,000
Pending Litigation [Member] | Engle Progeny Cases, Pardue [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage					25.00%			25.00%
Punitive damages awarded					$ 6,750,000			$ 6,750,000
Appeal bond posted		$ 2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Martin [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																$ 5,400,000
Pending Litigation [Member] | Engle Progeny Cases, Martin [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																$ 2,480,000
Compensatory damages award, allocation percentage																46.00%
Punitive damages awarded																$ 450,000
Appeal bond posted			2,900,000
Pending Litigation [Member] | Engle Progeny Cases, Howles [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																4,000,000
Pending Litigation [Member] | Engle Progeny Cases, Howles [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																$ 2,000,000
Compensatory damages award, allocation percentage																50.00%
Punitive damages awarded																$ 3,000,000
Pending Litigation [Member] | Engle Progeny Cases, Oshinsky [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																	$ 6,155,000
Pending Litigation [Member] | Engle Progeny Cases, Oshinsky [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																	$ 3,700,000
Compensatory damages award, allocation percentage																	60.00%
Punitive damages awarded																	$ 1,000,000
Pending Litigation [Member] | Engle Progeny Cases, Sermons [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																		$ 65,000
Pending Litigation [Member] | Engle Progeny Cases, Sermons [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																		$ 9,750
Compensatory damages award, allocation percentage																		15.00%
Punitive damages awarded																		$ 51,225
Pending Litigation [Member] | Engle Progeny Cases, Purdo [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																				$ 21,000,000
Pending Litigation [Member] | Engle Progeny Cases, Purdo [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																				$ 2,520,000
Compensatory damages award, allocation percentage																				12.00%
Punitive damages awarded																				$ 6,250,000
Appeal bond posted																			$ 1,500,000
Pending Litigation [Member] | Engle Progeny Cases, McCall [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded						$ 350,000
Pending Litigation [Member] | Engle Progeny Cases, McCall [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded						$ 87,500
Compensatory damages award, allocation percentage						25.00%
Pending Litigation [Member] | Engle Progeny Cases, Ahrens [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																					$ 9,000,000
Appeal bond posted																				$ 2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Ahrens [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																					24.00%
Punitive damages awarded																					$ 2,500,000
Provision for judgment plus interest and associated costs							$ 7,000,000
Pending Litigation [Member] | Engle Progeny Cases, Ledoux [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded									$ 10,000,000
Appeal bond posted						$ 2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Ledoux [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage									47.00%
Punitive damages awarded									$ 12,500,000
Provision for judgment plus interest and associated costs							20,000,000
Pending Litigation [Member] | Engle Progeny Cases, Barbose [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																							$ 10,000,000
Punitive damages awarded																							$ 500,000
Appeal bond posted																					2,500,000
Provision for judgment plus interest and associated costs							12,000,000
Pending Litigation [Member] | Engle Progeny Cases, Barbose [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																							42.50%
Pending Litigation [Member] | Engle Progeny Cases, Tognoli [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																							$ 1,050,000
Pending Litigation [Member] | Engle Progeny Cases, Tognoli [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																							$ 157,500
Compensatory damages award, allocation percentage																							15.00%
Provision for judgment plus interest and associated costs							1,000,000
Pending Litigation [Member] | Engle Progeny Cases, Danielson [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																							$ 325,000
Punitive damages awarded																							325,000
Economic damages sought																							$ 2,300,000
Pending Litigation [Member] | Engle Progeny Cases, Danielson [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																							49.00%
Pending Litigation [Member] | Engle Progeny Cases, Duignan [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																									$ 6,000,000
Appeal bond posted																							$ 2,700,000
Pending Litigation [Member] | Engle Progeny Cases, Duignan [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																									37.00%
Punitive damages awarded																									$ 3,500,000
Pending Litigation [Member] | Engle Progeny Cases, Cooper [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																									4,500,000
Pending Litigation [Member] | Engle Progeny Cases, Cooper [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																					$ 300,000				$ 450,000
Compensatory damages award, allocation percentage																									10.00%
Appeal bond posted						300,000
Pending Litigation [Member] | Engle Progeny Cases, Jordan [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																										$ 7,800,000
Compensatory damages award, allocation percentage																										60.00%
Punitive damages awarded																										$ 3,200,000
Reduced compensatory damages awarded																										$ 6,400,000
Pending Litigation [Member] | Engle Progeny Cases, McCoy [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																											$ 1,500,000
Pending Litigation [Member] | Engle Progeny Cases, McCoy [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																											$ 300,000
Compensatory damages award, allocation percentage																											20.00%
Punitive damages awarded																											$ 3,000,000
Appeal bond posted																						$ 1,650,000
Pending Litigation [Member] | Engle Progeny Cases, M. Brown [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																													$ 6,375,000
Appeal bond posted																													$ 5,000,000
Pending Litigation [Member] | Engle Progeny Cases, Gore [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																														$ 2,000,000
Pending Litigation [Member] | Engle Progeny Cases, Gore [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																														$ 460,000
Compensatory damages award, allocation percentage																														23.00%
Appeal bond posted																								$ 460,000
Pending Litigation [Member] | Engle Progeny Cases, Pollari [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																														$ 10,000,000
Pending Litigation [Member] | Engle Progeny Cases, Pollari [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																														$ 4,250,000
Compensatory damages award, allocation percentage																														42.50%
Punitive damages awarded																														$ 1,500,000
Appeal bond posted																						2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Zamboni [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																															$ 340,000
Pending Litigation [Member] | Engle Progeny Cases, Zamboni [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																															$ 34,000
Compensatory damages award, allocation percentage																															10.00%
Pending Litigation [Member] | Engle Progeny Cases, Caprio [Member]
Loss Contingencies [Line Items]
Economic damages awarded																															$ 559,172
Pending Litigation [Member] | Engle Progeny Cases, Caprio [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																															25.00%
Pending Litigation [Member] | Engle Progeny Cases, McKeever [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																															$ 5,800,000
Compensatory damages award, allocation percentage																															60.00%
Punitive damages awarded																															$ 11,630,000
Appeal bond posted																												$ 5,000,000
Provision for judgment plus interest and associated costs							$ 20,000,000
Pending Litigation [Member] | Engle Progeny Cases, D. Brown [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																$ 8,300,000
Compensatory damages award, allocation percentage																																55.00%
Punitive damages awarded																																$ 9,000,000
Pending Litigation [Member] | Engle Progeny Cases, Allen [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																	$ 3,100,000																$ 6,000,000
Pending Litigation [Member] | Engle Progeny Cases, Allen [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																																	6.00%
Punitive damages awarded																																	$ 7,760,000																$ 17,000,000
Appeal bond posted																									$ 2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Perrotto [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																	4,100,000
Pending Litigation [Member] | Engle Progeny Cases, Perrotto [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																	$ 1,020,000
Compensatory damages award, allocation percentage																																	25.00%
Pending Litigation [Member] | Engle Progeny Cases, Boatright [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																	$ 15,000,000
Punitive damages awarded against co-defendant																																	300,000
Pending Litigation [Member] | Engle Progeny Cases, Boatright [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																	$ 12,750,000
Compensatory damages award, allocation percentage																																	85.00%
Punitive damages awarded																																	$ 19,700,000
Appeal bond posted																															$ 3,980,000
Pending Litigation [Member] | Engle Progeny Cases, Kerrivan [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																		$ 15,800,000
Punitive damages awarded																																		$ 25,300,000
Pending Litigation [Member] | Engle Progeny Cases, Kerrivan [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																																		50.00%
Punitive damages awarded																																		$ 15,700,000
Pending Litigation [Member] | Engle Progeny Cases, Berger [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																			$ 6,250,000
Compensatory damages award, allocation percentage																																			60.00%
Punitive damages awarded																																			$ 20,760,000
Pending Litigation [Member] | Engle Progeny Cases, Harris [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																				$ 1,730,000
Pending Litigation [Member] | Engle Progeny Cases, Harris [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																																				15.00%
Pending Litigation [Member] | Engle Progeny Cases, Griffin [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																					$ 1,270,000
Pending Litigation [Member] | Engle Progeny Cases, Griffin [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																					$ 630,000
Compensatory damages award, allocation percentage																																					50.00%
Appeal bond posted																																		640,543
Provision related to litigation recorded				$ 1,100,000
Pending Litigation [Member] | Engle Progeny Cases, Burkhart [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																						$ 5,000,000
Punitive damages awarded																																						$ 2,500,000
Pending Litigation [Member] | Engle Progeny Cases, Burkhart [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																																						15.00%
Punitive damages awarded																																						$ 750,000
Pending Litigation [Member] | Engle Progeny Cases, Skolnick [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																										$ 2,555,000
Pending Litigation [Member] | Engle Progeny Cases, Skolnick [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																										$ 766,500.00
Compensatory damages award, allocation percentage																																										30.00%
Appeal bond posted																																							$ 767,000
Pending Litigation [Member] | Engle Progeny Cases, Starr-Blundell [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																										$ 500,000
Pending Litigation [Member] | Engle Progeny Cases, Starr-Blundell [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																										$ 50,000
Compensatory damages award, allocation percentage																																										10.00%
Provision related to litigation recorded						$ 55,000
Pending Litigation [Member] | Engle Progeny Cases, Searcy [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																									$ 1,000,000			$ 6,000,000
Pending Litigation [Member] | Engle Progeny Cases, Searcy [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																																												30.00%
Punitive damages awarded																																									$ 1,670,000			$ 10,000,000
Appeal bond posted																																							$ 2,200,000
Pending Litigation [Member] | Engle Progeny Cases, Calloway [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																														$ 16,100,000		$ 21,000,000
Pending Litigation [Member] | Engle Progeny Cases, Calloway [Member] | R.J. Reynolds [Member]
Loss Contingencies [Line Items]
Punitive damages awarded against co-defendant																																																17,000,000
Pending Litigation [Member] | Engle Progeny Cases, Calloway [Member] | Lorillard [Member]
Loss Contingencies [Line Items]
Punitive damages awarded against co-defendant																																																13,000,000
Pending Litigation [Member] | Engle Progeny Cases, Calloway [Member] | Liggett Group [Member]
Loss Contingencies [Line Items]
Punitive damages awarded against co-defendant																																																$ 8,000,000
Pending Litigation [Member] | Engle Progeny Cases, Calloway [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																						$ 4,025,000
Compensatory damages award, allocation percentage																																																25.00%
Punitive damages awarded																																																$ 17,000,000
Appeal bond posted																																													$ 1,500,000
Pending Litigation [Member] | Engle Progeny Cases, Putney [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded														$ 225,000																																					$ 15,100,000
Pending Litigation [Member] | Engle Progeny Cases, Putney [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																																			$ 2,300,000
Compensatory damages award, allocation percentage																																																			15.00%
Punitive damages awarded																																																			$ 2,500,000
Appeal bond posted																																																		$ 1,600,000
Pending Litigation [Member] | Engle Progeny Cases, Graham [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																											$ 2,750,000
Pending Litigation [Member] | Engle Progeny Cases, Graham [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																											$ 275,000
Compensatory damages award, allocation percentage																																											10.00%
Appeal bond posted																																								$ 277,750
Provision related to litigation recorded				500,000
Pending Litigation [Member] | Engle Progeny Cases, Naugle [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																								3,700,000							$ 12,300,000					$ 13,000,000	$ 56,600,000
Punitive damages awarded																																								$ 7,500,000							$ 24,500,000					$ 26,000,000	$ 244,000,000
Pending Litigation [Member] | Engle Progeny Cases, Naugle [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages award, allocation percentage																																																					90.00%
Appeal bond posted																																																			$ 5,000,000
Provision related to litigation recorded				13,200,000
Litigation escrow deposit, increase				6,200,000
Pending Litigation [Member] | Engle Progeny Cases, Lourie [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																		1,370,000
Pending Litigation [Member] | Engle Progeny Cases, Lourie [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																																		$ 370,000
Compensatory damages award, allocation percentage																																		27.00%
Appeal bond posted																																	$ 370,318
Provision related to litigation recorded				$ 2,300,000
Pending Litigation [Member] | Engle Progeny Cases, Marchese [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																								1,000,000
Punitive damages awarded																								250,000
Pending Litigation [Member] | Engle Progeny Cases, Marchese [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																								$ 225,000
Compensatory damages award, allocation percentage																								22.50%
Appeal bond posted																			$ 475,000
Pending Litigation [Member] | Engle Progeny Cases, Merino [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																											$ 8,000,000
Compensatory damages award, allocation percentage																											70.00%
Punitive damages awarded																											$ 6,500,000
Appeal bond posted					14,500,000			$ 14,500,000																	$ 5,000,000
Provision related to litigation recorded					$ 16,900,000
Pending Litigation [Member] | Engle Progeny Cases, Varner [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																		1,500,000
Pending Litigation [Member] | Engle Progeny Cases, Varner [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Compensatory damages awarded																		$ 375,000
Compensatory damages award, allocation percentage																		25.00%
Settled Litigation [Member] | Engle Progeny Cases, Merino [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Payments made related to litigation		$ 17,400,000
Settled Litigation [Member] | Engle Progeny Cases, Varner [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Payments made related to litigation			$ 600,000
Subsequent Event [Member] | Settled Litigation [Member] | Engle Progeny Cases, Graham [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Payments made related to litigation	$ 1,000,000
Subsequent Event [Member] | Settled Litigation [Member] | Engle Progeny Cases, Naugle [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Payments made related to litigation	13,500,000
Subsequent Event [Member] | Settled Litigation [Member] | Engle Progeny Cases, Lourie [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Payments made related to litigation	2,500,000
Subsequent Event [Member] | Settled Litigation [Member] | Engle Progeny Cases, Marchese [Member] | Philip Morris USA [Member]
Loss Contingencies [Line Items]
Payments made related to litigation	$ 1,000,000