Acquisitions and Dispositions (Tables)

6 Months Ended

Jun. 29, 2012

Acquisitions and Dispositions [Abstract]

Unaudited Pro Forma Statements of Operations Data

	Second Quarter Ended				First Half Ended
	June 29, 2012		July 1, 2011		June 29, 2012		July 1, 2011
Pro forma net sales	$	3,558	$	3,815	$	7,162	$	7,456
Pro forma net income attributable to L-3		205		247		406		454
Pro forma diluted earnings per share		2.08		2.30		4.08		4.17