Other Current Liabilities and Other Liabilities (Details) (USD $) In Millions	9 Months Ended
	Sep. 24, 2010	Sep. 30, 2011		Dec. 31, 2010
Other Current Liabilities:
Accruals for pending and threatened litigation (see Note 17)		$ 23		$ 19
Accrued product warranty costs		88		86
Estimated costs in excess of estimated contract value to complete contracts in process in a loss position		74		93
Accrued interest		70		75
Deferred revenues		44		34
Other		90		82
Total other current liabilities		389	[1]	389
Other Liabilities:
Non-current income taxes payable (see Note 11)		280		248
Deferred compensation		55		53
Accrued workers' compensation		57		57
Estimated contingent purchase price payable for acquired businesses		9		9
Notes payable and capital lease obligations		10		10
Accrued product warranty costs		4		6
Other		97		103
Total other liabilities		512	[1]	486
Accrued product warranty costs:
Balance at January 1	99	92
Acquisitions during the period	1
Accruals for product warranties issued during the period	42	54
Foreign currency translation adjustments	(1)
Settlements made during the period	(47)	(54)
Balance at end of period	$ 94	$ 92

[1] Unaudited