Goodwill and Other Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Goodwill [Line Items]
Balances	$ 3,868,857
Goodwill acquired	679,999
Goodwill, Other Changes	(3,348)
Currency translation adjustments	(23,734)
Balances	4,521,774
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	2,694,470		2,241,957
Accumulated amortization	(609,793)		(543,090)
Net book value	2,084,677		1,698,867
Amortization expense of other intangible assets	69,773	50,336
Assets subject to amortization | Customer related intangibles
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	1,934,311		1,509,339
Accumulated amortization	(426,269)		(379,535)
Net book value	1,508,042		1,129,804
Assets subject to amortization | Unpatented technology
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	210,943		198,609
Accumulated amortization	(109,356)		(97,487)
Net book value	101,587		101,122
Assets subject to amortization | Software
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	160,245		160,520
Accumulated amortization	(51,248)		(44,256)
Net book value	108,997		116,264
Assets subject to amortization | Patents and other protective rights
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	30,150		40,399
Accumulated amortization	(21,420)		(20,312)
Net book value	8,730		20,087
Assets subject to amortization | Trade secrets
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	1,500		1,500
Accumulated amortization	(1,500)		(1,500)
Net book value	0		0
Assets not subject to amortization | Trade names
Schedule Of Other Intangible Assets By Major Class [Line Items]
Cost	357,321		331,590
Accumulated amortization	0		0
Net book value	357,321		331,590
Industrial Technology
Goodwill [Line Items]
Balances	421,755
Goodwill acquired	0
Goodwill, Other Changes	0
Currency translation adjustments	(4,019)
Balances	417,736
Energy Systems And Controls
Goodwill [Line Items]
Balances	404,057
Goodwill acquired	0
Goodwill, Other Changes	0
Currency translation adjustments	(2,400)
Balances	401,657
Medical And Scientific Imaging
Goodwill [Line Items]
Balances	1,772,402
Goodwill acquired	679,999
Goodwill, Other Changes	(3,793)
Currency translation adjustments	(11,647)
Balances	2,436,961
RF Technology
Goodwill [Line Items]
Balances	1,270,643
Goodwill acquired	0
Goodwill, Other Changes	445
Currency translation adjustments	(5,668)
Balances	$ 1,265,420