Revisions to Previously Issued Financial Statements - Schedule of Nature of Adjustments, Applicable Segment, Amount of Increase (or Decrease) to Sales and Operating Income, Period Recorded and Correct Period (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended					12 Months Ended
	Mar. 28, 2014	Dec. 31, 2013	Sep. 27, 2013	Jun. 28, 2013	Mar. 29, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales	$ 2,957				$ 3,197
Operating income	286				310
Aerospace Systems [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales	(13)	(21)	5	(3)	12	(7)	(38)	(4)
Out of Period Amounts [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales		9	3	7	20
Operating income		6	(1)	(1)	10
Out of Period Amounts [Member] | Communication Systems [Member] | Higher Development and Material Costs for Networked Communications Systems [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales					10
Operating income					10
Out of Period Amounts [Member] | Aerospace Systems [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales		9	3	7	20	39	(36)	(3)
Out of Period Amounts [Member] | Aerospace Systems [Member] | Sub-Contractor Subscription Deposit [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales		5	7	7	7
Operating income			1	1	1
Out of Period Amounts [Member] | Aerospace Systems [Member] | Costs Accruals for Goods/Services Received [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales					5
Operating income					1
Out of Period Amounts [Member] | Aerospace Systems [Member] | Unrecorded Liabilities [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales					(2)
Operating income
Out of Period Amounts [Member] | Aerospace Systems [Member] | Accrued Vacation [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales
Operating income		6	(2)	(2)	(2)
Out of Period Amounts [Member] | Aerospace Systems [Member] | Overstated Revenue [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales		4	(4)
Operating income
Out of Period Amounts [Member] | Electronic Systems [Member] | Warranty Reserve [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]
Sales
Operating income