Summary Of Significant Accounting Policies Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Accounting Policies [Abstract]

Research and Development Expenses

Research and Development Expenses. Research and development (R&D) expenses consisted of the following:

Year Ended December 31	2010		2011		2012
Company-sponsored R&D, including product development    costs	$	325	$	372	$	374
Bid and proposal costs	183		173		170
Total company-sponsored R&D	508		545		544
Customer-sponsored R&D	696		994		1,063
Total R&D	$	1,204	$	1,539	$	1,607

Net Interest Expense

Interest, Net. Net interest expense consisted of the following:

Year Ended December 31	2010			2011			2012
Interest expense	$	167		$	155		$	168
Interest income	(10		)	(14		)	(12		)
Interest expense, net	$	157		$	141		$	156
Interest payments	$	168		$	133		$	186