Goodwill and Intangible Assets (Schedule of Changes in Carrying Amount of Goodwill) (Detail) $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($)
Goodwill [Roll Forward]
Balance at December 31, 2015	$ 1,396,529
Foreign currency translation and other	(2,458)
Acquisitions	123,855
Acquisition adjustments	(1,623)
Balance at June 30, 2016	1,516,303
Fluid & Metering Technologies
Goodwill [Roll Forward]
Balance at December 31, 2015	584,770
Foreign currency translation and other	1,534
Acquisitions	0
Acquisition adjustments	(1,623)
Balance at June 30, 2016	584,681
Health & Science Technologies
Goodwill [Roll Forward]
Balance at December 31, 2015	590,605
Foreign currency translation and other	(4,344)
Acquisitions	0
Acquisition adjustments	0
Balance at June 30, 2016	586,261
Fire & Safety/Diversified Products
Goodwill [Roll Forward]
Balance at December 31, 2015	221,154
Foreign currency translation and other	352
Acquisitions	123,855
Acquisition adjustments	0
Balance at June 30, 2016	$ 345,361