SEGMENT INFORMATION (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012		Dec. 31, 2012
Segment Reporting Information [Line Items]
Net sales	$ 592,687		$ 501,661
Operating income	38,026		35,559
Total assets	3,226,674				3,114,588
Flow Control [Member]
Segment Reporting Information [Line Items]
Net sales	310,615		266,791
Operating income	24,134		18,527
Total assets	1,540,085				1,417,047
Controls [Member]
Segment Reporting Information [Line Items]
Net sales	204,967		168,145
Operating income	12,097		12,929
Total assets	1,343,966				1,365,112
Surface Technologies [Member]
Segment Reporting Information [Line Items]
Net sales	77,907		70,089
Operating income	12,093		9,856
Total assets	304,566				302,079
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Net sales	(802)		(3,364)
Corporate And Other [Member]
Segment Reporting Information [Line Items]
Operating income	(10,298)	[1]	(5,753)	[1]
Total assets	$ 38,057				$ 30,350

[1] Corporate and eliminations includes pension expense, environmental remediation and administrative expenses, legal, foreign currency transactional gains and losses, and other expenses.