Consolidating Financial Information (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009	Dec. 31, 2008
Assets:
Cash and cash equivalents	$ 1,634		$ 2,063		$ 1,384	$ 1,191
Accounts receivable, less allowances of $2 and $3	10		9
Other receivables	83		68
Inventories	277		277
Deferred income taxes	535		503
Other current assets	25		15
Total current assets	2,564		2,935
Investment in subsidiaries	0		0
Plant and equipment, net	262		243
Prepaid pension assets	0		66
Deferred income taxes	54		6
Other assets	128		46
Total assets	3,008		3,296
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	32		27
Accrued liabilities	296	[1]	333	[1]
Settlement costs	1,151		1,060
Income taxes	6		6
Total current liabilities	1,485		1,426
Long-term debt	2,595		1,769
Postretirement pension, medical and life insurance benefits	388		284
Other liabilities	53		42
Total liabilities	4,521		3,521
Shareholders' Equity (Deficit):
Common stock	2		2
Additional paid-in capital	266		242
Retained earnings	2,059		1,666
Accumulated other comprehensive loss	(228)		(109)
Treasury stock at cost, 43 million and 27 million shares	(3,612)		(2,026)
Total shareholders' equity (deficit)	(1,513)		(225)		87	631
Total liabilities and shareholders' equity (deficit)	3,008		3,296
Parent [Member]
Assets:
Cash and cash equivalents	235		163		130	19
Accounts receivable, less allowances of $2 and $3	0		0
Other receivables	0		1
Inventories	0		0
Deferred income taxes	0		0
Other current assets	0
Total current assets	235		164
Investment in subsidiaries	(1,347)		(387)
Plant and equipment, net			0
Prepaid pension assets	0		0
Deferred income taxes	0		0
Other assets	0		0
Total assets	(1,112)		(223)
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	0		0
Accrued liabilities	14	[1]	2	[1]
Settlement costs	0		0
Income taxes	0		0
Total current liabilities	14		2
Long-term debt	0		0
Postretirement pension, medical and life insurance benefits	0		0
Other liabilities	387		0
Total liabilities	401		2
Shareholders' Equity (Deficit):
Common stock	2		2
Additional paid-in capital	266		242
Retained earnings	2,059		1,666
Accumulated other comprehensive loss	(228)		(109)
Treasury stock at cost, 43 million and 27 million shares	(3,612)		(2,026)
Total shareholders' equity (deficit)	(1,513)		(225)
Total liabilities and shareholders' equity (deficit)	(1,112)		(223)
Issuer [Member]
Assets:
Cash and cash equivalents	582		1,181		719	565
Accounts receivable, less allowances of $2 and $3	10		9
Other receivables	956		67
Inventories	277		502
Deferred income taxes	535		15
Other current assets	25
Total current assets	2,385		2,051
Investment in subsidiaries	219		772
Plant and equipment, net	262		243
Prepaid pension assets			66
Deferred income taxes	50		2
Other assets	302		46
Total assets	3,218		3,180
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	32		27	[1]
Accrued liabilities	354	[1]	397	[1]
Settlement costs	1,151		1,060
Income taxes	6		0
Total current liabilities	1,543		1,484
Long-term debt	2,595		1,769
Postretirement pension, medical and life insurance benefits	388		284
Other liabilities	39		30
Total liabilities	4,565		3,567
Shareholders' Equity (Deficit):
Common stock	0		0
Additional paid-in capital	55		283
Retained earnings	(1,174)		(561)
Accumulated other comprehensive loss	(228)		(109)
Treasury stock at cost, 43 million and 27 million shares	0		0
Total shareholders' equity (deficit)	(1,347)		(387)
Total liabilities and shareholders' equity (deficit)	3,218		3,180
All Other Subsidiaries [Member]
Assets:
Cash and cash equivalents	817		719		535	607
Accounts receivable, less allowances of $2 and $3	0		0
Other receivables	2		0
Inventories	0		1
Deferred income taxes	0		0
Other current assets	0
Total current assets	819		720
Investment in subsidiaries	0		0
Plant and equipment, net			0
Prepaid pension assets	0		0
Deferred income taxes	4		4	[1]
Other assets	213		0
Total assets	1,036		724
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	0		0
Accrued liabilities	803	[1]	(66)	[1]
Settlement costs	0		0
Income taxes	0		6
Total current liabilities	803		(60)
Long-term debt	0		0
Postretirement pension, medical and life insurance benefits	0		0
Other liabilities	14		12
Total liabilities	817		(48)
Shareholders' Equity (Deficit):
Common stock	0		0
Additional paid-in capital	214		214
Retained earnings	5		558
Accumulated other comprehensive loss	0		0
Treasury stock at cost, 43 million and 27 million shares	0		0
Total shareholders' equity (deficit)	219		772
Total liabilities and shareholders' equity (deficit)	1,036		724
Total Consolidating Adjustments [Member]
Assets:
Cash and cash equivalents	0		0		0	0
Accounts receivable, less allowances of $2 and $3	0		0
Other receivables	(875)		0
Inventories	0		0
Deferred income taxes	0		0
Other current assets	0
Total current assets	(875)		0
Investment in subsidiaries	1,128		(385)
Plant and equipment, net			0
Prepaid pension assets	0		0
Deferred income taxes	0		0
Other assets	(387)		0
Total assets	(134)		(385)
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	0		0
Accrued liabilities	(875)	[1]	0	[1]
Settlement costs	0		0
Income taxes	0		0
Total current liabilities	(875)		0
Long-term debt	0		0
Postretirement pension, medical and life insurance benefits	0		0
Other liabilities	(387)		0
Total liabilities	(1,262)		0
Shareholders' Equity (Deficit):
Common stock	0		0
Additional paid-in capital	(269)		(497)
Retained earnings	1,169		3
Accumulated other comprehensive loss	228		109
Treasury stock at cost, 43 million and 27 million shares	0		0
Total shareholders' equity (deficit)	1,128		(385)
Total liabilities and shareholders' equity (deficit)	$ (134)		$ (385)

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