Acquisitions, Intangible Assets And Goodwill (Schedule Of Amortization Lives (In Years) Of Intangible Assets) (Details)	0 Months Ended
	Apr. 01, 2012 Y
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Life	20
Contract And Program Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Life	17
Range of Amortization Life, Minimum	7
Range of Amortization Life, Maximum	30
Trade Names And Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Life	30
Range of Amortization Life, Maximum	30
Technology And Software [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Life	11
Range of Amortization Life, Minimum	7
Range of Amortization Life, Maximum	13
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Life	11
Range of Amortization Life, Minimum	7
Range of Amortization Life, Maximum	15