For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Information by Segment and Geographic Region (Operating Business Segment) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 31, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 31, 2014 segment	Dec. 31, 2013	Dec. 31, 2012
Number of reportable segments									2us-gaap_NumberOfReportableSegments
Net Sales	$ 1,824us-gaap_Revenues	$ 1,436us-gaap_Revenues	$ 1,393us-gaap_Revenues	$ 1,228us-gaap_Revenues	$ 1,817us-gaap_Revenues	$ 1,517us-gaap_Revenues	$ 1,497us-gaap_Revenues	$ 1,396us-gaap_Revenues	$ 5,881us-gaap_Revenues	$ 6,227us-gaap_Revenues	$ 6,269us-gaap_Revenues
Operating earnings	(1,458)us-gaap_OperatingIncomeLoss	207us-gaap_OperatingIncomeLoss	138us-gaap_OperatingIncomeLoss	107us-gaap_OperatingIncomeLoss	324us-gaap_OperatingIncomeLoss	246us-gaap_OperatingIncomeLoss	203us-gaap_OperatingIncomeLoss	174us-gaap_OperatingIncomeLoss	(1,006)us-gaap_OperatingIncomeLoss	947us-gaap_OperatingIncomeLoss	920us-gaap_OperatingIncomeLoss
Total other expense									(155)us-gaap_NonoperatingIncomeExpense	(67)us-gaap_NonoperatingIncomeExpense	(39)us-gaap_NonoperatingIncomeExpense
Earnings (loss) from continuing operations before income taxes									(1,161)	880	881
Products
Net Sales									3,807	4,109	4,236
Operating earnings									(667)	639	656
Services
Net Sales									2,074	2,118	2,033
Operating earnings									$ (339)	$ 308	$ 264
Net sales revenue \| Products
Percentage of Net Sales									65.00%
Net sales revenue \| Services
Percentage of Net Sales									35.00%