Consolidating Financial Information (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012		Dec. 31, 2011	Sep. 30, 2011	Dec. 31, 2010
Assets:
Cash and cash equivalents	$ 1,715		$ 1,634	$ 1,705	$ 2,063
Accounts receivable, less allowances of $3	16		10
Other receivables	28		83
Inventories	416		277
Deferred income taxes	538		535
Other current assets	107		25
Total current assets	2,820		2,564
Plant and equipment, net	283		262
Goodwill	64
Intangible assets	58
Deferred income taxes	45		54
Other assets	154		128
Total assets	3,424		3,008
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	33		32
Accrued liabilities	355		296
Settlement costs	1,067		1,151
Income taxes	1		6
Total current liabilities	1,456		1,485
Long-term debt	3,116		2,595
Postretirement pension, medical and life insurance benefits	360		388
Other liabilities	56		53
Total liabilities	4,988		4,521
Shareholders' Equity (Deficit):
Common stock	2		2
Additional paid-in capital	294		266
Retained earnings	2,241		2,059
Accumulated other comprehensive loss	(215)		(228)
Treasury stock	(3,886)		(3,612)
Total shareholders' equity (deficit)	(1,564)		(1,513)	(1,174)	(225)
Total liabilities and shareholders' equity (deficit)	3,424		3,008
Parent [Member]
Assets:
Cash and cash equivalents	194		235	606	163
Deferred income taxes	1
Total current assets	195		235
Investment in subsidiaries	(1,487)		(1,347)
Other assets	125
Total assets	(1,167)		(1,112)
Liabilities and Shareholders' Equity (Deficit):
Accrued liabilities	10		14
Total current liabilities	10		14
Other liabilities	387		387
Total liabilities	397		401
Shareholders' Equity (Deficit):
Common stock	2		2
Additional paid-in capital	294		266
Retained earnings	2,241		2,059
Accumulated other comprehensive loss	(215)		(228)
Treasury stock	(3,886)		(3,612)
Total shareholders' equity (deficit)	(1,564)		(1,513)
Total liabilities and shareholders' equity (deficit)	(1,167)		(1,112)
Issuer [Member]
Assets:
Cash and cash equivalents	1,071		582	452	1,181
Accounts receivable, less allowances of $3	10		10
Other receivables	28		956
Inventories	387		277
Deferred income taxes	537		535
Other current assets	92		25
Total current assets	2,125		2,385
Investment in subsidiaries	724		219
Plant and equipment, net	283		262
Deferred income taxes	40		50
Other assets	328		302
Total assets	3,500		3,218
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	30	[1]	32
Accrued liabilities	418		354
Settlement costs	1,067		1,151
Income taxes			6
Total current liabilities	1,515		1,543
Long-term debt	3,116		2,595
Postretirement pension, medical and life insurance benefits	360		388
Other liabilities	41		39
Total liabilities	5,032		4,565
Shareholders' Equity (Deficit):
Additional paid-in capital	82		55
Retained earnings	(1,399)		(1,174)
Accumulated other comprehensive loss	(215)		(228)
Total shareholders' equity (deficit)	(1,532)		(1,347)
Total liabilities and shareholders' equity (deficit)	3,500		3,218
All Other Subsidiaries [Member]
Assets:
Cash and cash equivalents	450		817	647	719
Accounts receivable, less allowances of $3	6
Other receivables			2
Inventories	29
Other current assets	15
Total current assets	500		819
Goodwill	64	[1]
Intangible assets	58
Deferred income taxes	5		4
Other assets	213		213
Total assets	840		1,036
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	3
Accrued liabilities	(73)		803
Income taxes	1
Total current liabilities	(69)		803
Other liabilities	140		14
Total liabilities	71		817
Shareholders' Equity (Deficit):
Additional paid-in capital	264		214
Retained earnings	505		5
Total shareholders' equity (deficit)	769		219
Total liabilities and shareholders' equity (deficit)	840		1,036
Total Consolidating Adjustments [Member]
Assets:
Other receivables			(875)
Total current assets			(875)
Investment in subsidiaries	763		1,128
Other assets	(512)		(387)
Total assets	251		(134)
Liabilities and Shareholders' Equity (Deficit):
Accrued liabilities			(875)
Total current liabilities			(875)
Other liabilities	(512)		(387)
Total liabilities	(512)		(1,262)
Shareholders' Equity (Deficit):
Additional paid-in capital	(346)		(269)
Retained earnings	894		1,169
Accumulated other comprehensive loss	215		228
Total shareholders' equity (deficit)	763		1,128
Total liabilities and shareholders' equity (deficit)	$ 251		$ (134)

[1] Includes intercompany royalties between Issuer and other subsidiaries of a corresponding amount.