Contingencies (Activity in Accruals for MSA and Tobacco Litigation Schedule) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	$ 36,871	$ 12,645
Expenses	80,783	80,264
NPM Settlement adjustment		(595)
Change in MSA obligations capitalized as inventory	1,813	(275)
Payments	(32,314)	(9,713)
Interest on withholding	95	19
Current liabilities, ending balance	89,694	81,916
Noncurrent liabilities, beginning balance	38,177	41,319
Expenses	0	0
NPM Settlement adjustment		(5,703)
Payments	0	0
Reclassification to/(from) non-current liabilities	2,446	(429)
Interest on withholding	1,076	1,048
Noncurrent liabilities, ending balance	36,807	37,093
Payments due under Master Settlement Agreement
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	36,561	12,385
Expenses	80,128	79,739
NPM Settlement adjustment		(595)
Change in MSA obligations capitalized as inventory	1,813	(275)
Payments	(31,959)	(9,463)
Interest on withholding	0	0
Current liabilities, ending balance	85,651	81,144
Noncurrent liabilities, beginning balance	16,383	21,479
Expenses	0	0
NPM Settlement adjustment		(5,703)
Payments	0	0
Reclassification to/(from) non-current liabilities	(892)	(647)
Interest on withholding	0	0
Noncurrent liabilities, ending balance	17,275	16,423
Litigation Accruals
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	310	260
Expenses	655	525
NPM Settlement adjustment		0
Change in MSA obligations capitalized as inventory	0	0
Payments	(355)	(250)
Interest on withholding	95	19
Current liabilities, ending balance	4,043	772
Noncurrent liabilities, beginning balance	21,794	19,840
Expenses	0	0
NPM Settlement adjustment		0
Payments	0	0
Reclassification to/(from) non-current liabilities	3,338	218
Interest on withholding	1,076	1,048
Noncurrent liabilities, ending balance	$ 19,532	$ 20,670