Condensed Consolidating Balance Sheets (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011	Dec. 31, 2010
ASSETS:
Cash and cash equivalents	$ 1,454		$ 1,720		$ 1,634	$ 2,063
Short term investments-available for sale securities	157
Accounts receivable, less allowances of $3	19		18
Other receivables	29	[1]	52	[1]
Inventories	499		410
Deferred income taxes	555		557
Other current assets	23		20
Total current assets	2,736		2,777
Plant and equipment, net	316		298
Long term investments-available for sale securities	93
Goodwill	102		64
Intangible assets	87		57
Deferred income taxes	51		48
Other assets	151		152
Total assets	3,536		3,396
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	42		39
Accrued liabilities	377	[1]	356	[1]
Settlement costs	1,224		1,183
Income taxes	8		23
Total current liabilities	1,651		1,601
Long-term debt	3,560		3,111
Postretirement pension, medical and life insurance benefits	305		409
Other liabilities	84		52
Total liabilities	5,600		5,173
Shareholders' Equity (Deficit):
Common stock	4		5
Additional paid-in capital	256		298
Retained earnings/accumulated (deficit)	(1,438)		2,351
Accumulated other comprehensive income (loss)	(130)		(241)
Treasury stock	(756)		(4,190)
Total shareholders' deficit	(2,064)		(1,777)		(1,513)	(225)
Total liabilities and shareholders' equity (deficit)	3,536		3,396
Parent
ASSETS:
Cash and cash equivalents	341		150		235	163
Other receivables			1	[1]
Total current assets	341		151
Other assets	125		125
Total assets	466		276
Liabilities and Shareholders' Equity (Deficit):
Accrued liabilities	13	[1]	14	[1]
Income taxes	1
Total current liabilities	14		14
Investment in subsidiaries	2,516		2,037
Other liabilities			2
Total liabilities	2,530		2,053
Shareholders' Equity (Deficit):
Common stock	4		5
Additional paid-in capital	256		298
Retained earnings/accumulated (deficit)	(1,438)		2,351
Accumulated other comprehensive income (loss)	(130)		(241)
Treasury stock	(756)		(4,190)
Total shareholders' deficit	(2,064)		(1,777)
Total liabilities and shareholders' equity (deficit)	466		276
Issuer
ASSETS:
Cash and cash equivalents	1,002		1,471		582	1,181
Short term investments-available for sale securities	157
Accounts receivable, less allowances of $3	8		8
Other receivables	24	[1]	41	[1]
Inventories	412		369
Deferred income taxes	549		555
Other current assets	19		12
Total current assets	2,171		2,456
Investment in subsidiaries	148		118
Plant and equipment, net	315		298
Long term investments-available for sale securities	93
Deferred income taxes	48		45
Other assets	151		152
Total assets	2,926		3,069
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	37		35
Accrued liabilities	434	[1]	399	[1]
Settlement costs	1,224		1,183
Income taxes	11
Total current liabilities	1,706		1,617
Long-term debt	3,560		3,111
Postretirement pension, medical and life insurance benefits	305		409
Other liabilities	44		39
Total liabilities	5,615		5,176
Shareholders' Equity (Deficit):
Additional paid-in capital	130		92
Retained earnings/accumulated (deficit)	(2,688)		(1,958)
Accumulated other comprehensive income (loss)	(131)		(241)
Total shareholders' deficit	(2,689)		(2,107)
Total liabilities and shareholders' equity (deficit)	2,926		3,069
Non-guarantor Subsidiaries
ASSETS:
Cash and cash equivalents	111		99		817	719
Accounts receivable, less allowances of $3	11		10
Other receivables	93	[1]	77	[1]
Inventories	87		41
Deferred income taxes	6		2
Other current assets	4		8
Total current assets	312		237
Plant and equipment, net	1
Goodwill	102		64
Intangible assets	87		57
Deferred income taxes	3		5
Total assets	505		363
Liabilities and Shareholders' Equity (Deficit):
Accounts and drafts payable	5		4
Accrued liabilities	14	[1]	10	[1]
Income taxes			23
Total current liabilities	19		37
Other liabilities	165		138
Total liabilities	184		175
Shareholders' Equity (Deficit):
Additional paid-in capital	177		72
Retained earnings/accumulated (deficit)	143		116
Accumulated other comprehensive income (loss)	1
Total shareholders' deficit	321		188
Total liabilities and shareholders' equity (deficit)	505		363
Total Consolidating Adjustments
ASSETS:
Other receivables	(88)	[1]	(67)	[1]
Total current assets	(88)		(67)
Investment in subsidiaries	(148)		(118)
Deferred income taxes			(2)
Other assets	(125)		(125)
Total assets	(361)		(312)
Liabilities and Shareholders' Equity (Deficit):
Accrued liabilities	(84)	[1]	(67)	[1]
Income taxes	(4)
Total current liabilities	(88)		(67)
Investment in subsidiaries	(2,516)		(2,037)
Other liabilities	(125)		(127)
Total liabilities	(2,729)		(2,231)
Shareholders' Equity (Deficit):
Additional paid-in capital	(307)		(164)
Retained earnings/accumulated (deficit)	2,545		1,842
Accumulated other comprehensive income (loss)	130		241
Total shareholders' deficit	2,368		1,919
Total liabilities and shareholders' equity (deficit)	$ (361)		$ (312)

[1] Includes intercompany royalties between Issuer and non-guarantor subsidiaries of a corresponding amount.