Contingencies Litigation Accrual Rollforward (Details) (USD $) In Thousands, unless otherwise specified													6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2012 Master Settlement Agreement [Member]	Dec. 31, 2011 Master Settlement Agreement [Member]	Jun. 30, 2011 Master Settlement Agreement [Member]	Dec. 31, 2010 Master Settlement Agreement [Member]	Jun. 30, 2012 Pending or Threatened Litigation [Member]	Dec. 31, 2011 Pending or Threatened Litigation [Member]	Jun. 30, 2011 Pending or Threatened Litigation [Member]	Dec. 31, 2010 Pending or Threatened Litigation [Member]	Jun. 30, 2012 Current Liabilities [Member]	Jun. 30, 2011 Current Liabilities [Member]	Jun. 30, 2012 Current Liabilities [Member] Master Settlement Agreement [Member]	Jun. 30, 2011 Current Liabilities [Member] Master Settlement Agreement [Member]	Jun. 30, 2012 Current Liabilities [Member] Pending or Threatened Litigation [Member]	Jun. 30, 2011 Current Liabilities [Member] Pending or Threatened Litigation [Member]	Jun. 30, 2012 Non-Current Liabilities [Member]	Jun. 30, 2011 Non-Current Liabilities [Member]	Jun. 30, 2012 Non-Current Liabilities [Member] Master Settlement Agreement [Member]	Jun. 30, 2011 Non-Current Liabilities [Member] Master Settlement Agreement [Member]	Jun. 30, 2012 Non-Current Liabilities [Member] Pending or Threatened Litigation [Member]	Jun. 30, 2011 Non-Current Liabilities [Member] Pending or Threatened Litigation [Member]
Loss Contingencies [Line Items]
Payments due under Master Settlement Agreement, Current	$ 70,304	$ 51,174			$ 70,304	$ 51,174	$ 74,723	$ 43,888
Litigation Accruals, Current									1,404	1,551	3,019	4,183
Total, Current	71,708	52,725	77,742	48,071
Payments due under Master Settlement Agreement, Non-Current	51,415	49,338			51,415	49,338	47,872	30,205
Litigation Accruals, Non-Current	1,761	1,600							1,761	1,600	0	0
Total, Non-Current	53,176	50,938	47,872	30,205
Expenses													70,135	75,213	69,956	74,886	179	327	0	0	0	0	0	0
Change in MSA obligations capitalized as inventory													173	374	173	374	0	0	0	0	0	0	0	0
Payments													(50,668)	(28,319)	(50,094)	(26,758)	(574)	(1,561)	0	0	0	0	0	0
Reclassification to non-current liabilities													(681)	(17,667)	(905)	(17,667)	224	0	681	17,667	905	17,667	(224)	0
Interest on withholding													24	70	0	0	24	70	1,557	0	1,172	0	385	0
Payments due under Master Settlement Agreement, Current	70,304	51,174			70,304	51,174	74,723	43,888
Litigation Accruals, Current									1,404	1,551	3,019	4,183
Total, Current	71,708	52,725	77,742	48,071
Payments due under Master Settlement Agreement, Non-Current	51,415	49,338			51,415	49,338	47,872	30,205
Litigation Accruals, Non-Current	1,761	1,600							1,761	1,600	0	0
Total, Non-Current	$ 53,176	$ 50,938	$ 47,872	$ 30,205