Contingencies (Activity in Accruals for MSA and Tobacco Litigation Schedule) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	$ 19,851	$ 52,145
Expenses	117,792	78,612
NPM Settlement adjustment	(1,793)
Change in MSA obligations capitalized as inventory	459	633
Payments	(23,768)	(46,628)
Interest on withholding	243	447
Current liabilities, ending balance	118,834	86,298
Noncurrent liabilities, beginning balance	49,770	44,812
Expenses	0	0
NPM Settlement adjustment	(928)
Reclassification to/(from) non-current liabilities	6,050	1,089
Interest on withholding	1,907	1,759
Noncurrent liabilities, ending balance	44,699	45,482
Settled Litigation
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	16,192	29,241
Expenses	112,026	75,989
NPM Settlement adjustment	(1,793)
Change in MSA obligations capitalized as inventory	459	633
Payments	(14,296)	(20,976)
Interest on withholding	0	35
Current liabilities, ending balance	112,438	82,759
Noncurrent liabilities, beginning balance	22,257	20,094
Expenses	0	0
NPM Settlement adjustment	(928)
Reclassification to/(from) non-current liabilities	(150)	(2,163)
Interest on withholding	0	0
Noncurrent liabilities, ending balance	21,479	22,257
Pending Litigation
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	3,659	22,904
Expenses	5,766	2,623
NPM Settlement adjustment	0
Change in MSA obligations capitalized as inventory	0	0
Payments	(9,472)	(25,652)
Interest on withholding	243	412
Current liabilities, ending balance	6,396	3,539
Noncurrent liabilities, beginning balance	27,513	24,718
Expenses	0	0
NPM Settlement adjustment	0
Reclassification to/(from) non-current liabilities	6,200	3,252
Interest on withholding	1,907	1,759
Noncurrent liabilities, ending balance	$ 23,220	$ 23,225