Schedule of Changes in Carrying Amount of Goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill, gross			$ 1,550,087
Accumulated goodwill impairment losses			(200,631)
Goodwill
Beginning Balance	$ 1,321,277	$ 1,349,456
Acquisitions (Note 2)	115,447	7,711
Foreign currency translation	(29,982)	(35,890)
Divestiture (Note 2)	(10,213)
Ending Balance	1,396,529	1,321,277
Fluid & Metering Technologies
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill, gross			548,765
Accumulated goodwill impairment losses			(20,721)
Goodwill
Beginning Balance	524,149	528,044
Acquisitions (Note 2)	71,939	7,711
Foreign currency translation	(11,318)	(11,606)
Divestiture (Note 2)	0
Ending Balance	584,770	524,149
Health & Science Technologies
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill, gross			721,495
Accumulated goodwill impairment losses			(149,820)
Goodwill
Beginning Balance	563,465	571,675
Acquisitions (Note 2)	43,508	0
Foreign currency translation	(6,155)	(8,210)
Divestiture (Note 2)	(10,213)
Ending Balance	590,605	563,465
Fire & Safety/Diversified Products
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill, gross			279,827
Accumulated goodwill impairment losses			$ (30,090)
Goodwill
Beginning Balance	233,663	249,737
Acquisitions (Note 2)	0	0
Foreign currency translation	(12,509)	(16,074)
Divestiture (Note 2)	0
Ending Balance	$ 221,154	$ 233,663