Related Party Transactions - Transactions with Significant Shareholders, their Affiliates and Other Related Parties (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Related Party Transactions [Abstract]
Sales & other services	$ 118	$ 226	$ 269
Research and development expenses	(121)	(282)	(235)
Other purchases	(71)	(53)	(60)
Accounts receivable	12	53	54
Accounts payable	$ 82	$ 62	$ 42

For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

+ References+ Details

Carrying amount as of the balance sheet date of obligations due all related parties.

+ References+ Details

- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

+ References+ Details