Contingencies (Activity in Accruals for MSA and Tobacco Litigation Schedule) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	$ 12,644	$ 19,851	$ 52,145
Expenses	169,555	155,921	127,165
NPM Settlement adjustment	(595)
Change in MSA obligations capitalized as inventory	(1,438)	76	1,568
Payments	(142,898)	(168,833)	(162,659)
Payments	(40)	(3,426)	0
Interest on withholding	32	429	543
Current liabilities, ending balance	36,871	12,644	19,851
Noncurrent liabilities, beginning balance	41,319	49,770	44,812
Expenses	0	0	3,650
NPM Settlement adjustment	(5,703)
Reclassification to/(from) non-current liabilities	(429)	6,993	1,089
Interest on withholding	2,172	2,896	2,397
Noncurrent liabilities, ending balance	38,177	41,319	49,770
Settled Litigation
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	12,384	16,192	29,241
Expenses	168,820	149,355	110,486
NPM Settlement adjustment	(595)
Change in MSA obligations capitalized as inventory	(1,438)	76	1,568
Payments	(141,963)	(151,296)	(122,977)
Payments	(40)	0	0
Interest on withholding	0	0	37
Current liabilities, ending balance	36,561	12,384	16,192
Noncurrent liabilities, beginning balance	21,479	22,257	20,094
Expenses	0	0	0
NPM Settlement adjustment	(5,703)
Reclassification to/(from) non-current liabilities	(647)	(150)	(2,163)
Interest on withholding	0	0	0
Noncurrent liabilities, ending balance	16,383	21,479	22,257
Pending Litigation
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	260	3,659	22,904
Expenses	735	6,566	16,679
NPM Settlement adjustment	0
Change in MSA obligations capitalized as inventory	0	0	0
Payments	(935)	(17,537)	(39,682)
Payments	0	(3,426)	0
Interest on withholding	32	429	506
Current liabilities, ending balance	310	260	3,659
Noncurrent liabilities, beginning balance	19,840	27,513	24,718
Expenses	0	0	3,650
NPM Settlement adjustment	0
Reclassification to/(from) non-current liabilities	218	7,143	3,252
Interest on withholding	2,172	2,896	2,397
Noncurrent liabilities, ending balance	$ 21,794	$ 19,840	$ 27,513