Contingencies (Activity in Accruals for MSA and Tobacco Litigation Schedule) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	$ 36,871	$ 12,645
Expenses	36,358	38,142
NPM Settlement adjustment		(595)
Change in MSA obligations capitalized as inventory	890	147
Payments	(250)	(250)
Interest on withholding	6	12
Current liabilities, ending balance	77,213	50,351
Noncurrent liabilities, beginning balance	38,177	41,319
Expenses	0	0
NPM Settlement adjustment		(2,895)
Payments	0	0
Reclassification to/(from) non-current liabilities	3,338	250
Interest on withholding	571	514
Noncurrent liabilities, ending balance	35,410	38,688
Payments due under Master Settlement Agreement
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	36,561	12,385
Expenses	36,358	38,142
NPM Settlement adjustment		(595)
Change in MSA obligations capitalized as inventory	890	147
Payments	0	0
Interest on withholding	0	0
Current liabilities, ending balance	73,809	50,111
Noncurrent liabilities, beginning balance	16,383	21,479
Expenses	0	0
NPM Settlement adjustment		(2,895)
Payments	0	0
Reclassification to/(from) non-current liabilities	0	32
Interest on withholding	0	0
Noncurrent liabilities, ending balance	16,383	18,552
Litigation Accruals
Loss Contingency Accrual [Roll Forward]
Current liabilities, beginning balance	310	260
Expenses	0	0
NPM Settlement adjustment		0
Change in MSA obligations capitalized as inventory	0	0
Payments	(250)	(250)
Interest on withholding	6	12
Current liabilities, ending balance	3,404	240
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	571	514
Noncurrent liabilities, ending balance	$ 19,027	$ 20,136