Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Business Segment Information
Product Revenue	$ 2,159	$ 2,052	$ 6,360	$ 6,133
Service revenue	822	591	2,405	1,827
Total Revenue	2,981	2,643	8,765	7,960	101
Operating Income	152	(32)	600	537
Operating Margin	5.10%	(1.20%)	6.80%	6.70%
Total Assets	15,088		15,088		12,438
Plant, Property & Equipment, Net	1,214		1,214		1,205
Capital expenditures			186	174
Depreciation & Amortization			257	214
Defense [Member]
Business Segment Information
Product Revenue	744	810	2,109	2,538
Service revenue	785	556	2,265	1,724
Total Revenue	1,529	1,366	4,374	4,262
Operating Income	178	178	456	513
Operating Margin	11.60%	13.00%	10.40%	12.00%
Total Assets	4,415		4,415		4,149
Plant, Property & Equipment, Net	459		459		434
Capital expenditures			55	73
Depreciation & Amortization			100	99
Segment Information (Textual) [Abstract]
Percentage of revenue generated from U.S. Government	88.00%	88.00%	88.00%	88.00%
Fluid [Member]
Business Segment Information
Product Revenue	1,034	884	3,035	2,498
Service revenue	35	33	134	96
Total Revenue	1,069	917	3,169	2,594
Operating Income	144	115	430	336
Operating Margin	13.50%	12.50%	13.60%	13.00%
Total Assets	4,763		4,763		4,055
Plant, Property & Equipment, Net	502		502		518
Capital expenditures			83	50
Depreciation & Amortization			109	69
Motion & Flow [Member]
Business Segment Information
Product Revenue	384	361	1,224	1,106
Service revenue	2	2	6	7
Total Revenue	386	363	1,230	1,113
Operating Income	49	46	170	144
Operating Margin	12.70%	12.70%	13.80%	12.90%
Total Assets	1,490		1,490		1,372
Plant, Property & Equipment, Net	227		227		230
Capital expenditures			31	26
Depreciation & Amortization			42	39
Eliminations [Member]
Business Segment Information
Product Revenue	(3)	(3)	(8)	(9)
Service revenue	0	0	0	0
Total Revenue	(3)	(3)	(8)	(9)
Corporate and Other [Member]
Business Segment Information
Operating Income	(219)	(371)	(456)	(456)
Operating Margin	0.00%	0.00%	0.00%	0.00%
Total Assets	4,420		4,420		2,862
Plant, Property & Equipment, Net	26		26		23
Capital expenditures			17	25
Depreciation & Amortization			$ 6	$ 7

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Percentage of revenue generated from country government.

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Segment Information.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains.

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