Condensed Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Jun. 29, 2012		Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 481	[1]	$ 764
Billed receivables, net of allowances of $32 in 2012 and $27 in 2011	1,255	[1]	1,240
Contracts in process	2,908	[1]	2,629
Inventories	383	[1]	317
Deferred income taxes	97	[1]	99
Other current assets	163	[1]	195
Total current assets	5,287	[1]	5,244
Property, plant and equipment, net	977	[1]	934
Goodwill	8,828	[1]	8,697
Identifiable intangible assets	414	[1]	410
Deferred debt issue costs	35	[1]	33
Other assets	184	[1]	179
Total assets	15,725	[1]	15,497
Current liabilities:
Accounts payable, trade	620	[1]	432
Accrued employment costs	630	[1]	631
Accrued expenses	470	[1]	616
Advance payments and billings in excess of costs incurred	587	[1]	564
Income taxes	23	[1]	40
Other current liabilities	391	[1]	407
Total current liabilities	2,721	[1]	2,690
Pension and postretirement benefits	1,108	[1]	1,137
Deferred income taxes	437	[1]	385
Other liabilities	473	[1]	436
Long-term debt	4,126	[1]	4,125
Total liabilities	8,865	[1]	8,773
Commitments and contingencies (see Note16)
L-3 shareholders' equity:
L-3 Communications Holdings, Inc.'s common stock: $.01 par value; 300,000,000 shares authorized, 96,251,510 shares outstanding at June 29, 2012 and 98,979,411 shares outstanding at December 31, 2011 (L-3 Communications Corporation's common stock: $.01 par value, 100 shares authorized, issued and outstanding)	5,204	[1]	5,064
L-3 Communications Holdings, Inc.'s treasury stock (at cost), 49,853,027 shares at June 29, 2012 and 45,314,918 shares at December 31, 2011	(3,931)	[1]	(3,616)
Retained earnings	5,946	[1]	5,641
Accumulated other comprehensive loss	(448)	[1]	(454)
Total L-3 shareholders' equity	6,771	[1]	6,635
Noncontrolling interests	89	[1]	89
Total equity	6,860	[1]	6,724
Total liabilities and equity	$ 15,725	[1]	$ 15,497

[1] Unaudited