Goodwill and Intangible Assets (Schedule of Changes in Carrying Amount of Goodwill) (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($)
Goodwill [Roll Forward]
Balance at December 31, 2015	$ 1,396,529
Foreign currency translation and other	9,269
Acquisitions	119,131
Balance at March 31, 2016	1,524,929
Fluid & Metering Technologies
Goodwill [Roll Forward]
Balance at December 31, 2015	584,770
Foreign currency translation and other	4,990
Acquisitions	0
Balance at March 31, 2016	589,760
Health & Science Technologies
Goodwill [Roll Forward]
Balance at December 31, 2015	590,605
Foreign currency translation and other	877
Acquisitions	0
Balance at March 31, 2016	591,482
Fire & Safety/Diversified Products
Goodwill [Roll Forward]
Balance at December 31, 2015	221,154
Foreign currency translation and other	3,402
Acquisitions	119,131
Balance at March 31, 2016	$ 343,687