SEGMENT INFORMATION (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012		Jun. 30, 2013 segment		Jun. 30, 2012		Dec. 31, 2012
Segment Reporting Information [Line Items]
Number of operating segments					3
Net sales	$ 617,687		$ 526,386		$ 1,210,374		$ 1,028,047
Operating income (expense)	57,788		40,540		95,814		76,099
Identifiable assets	3,228,941				3,228,941				3,114,588
Flow Control [Member]
Segment Reporting Information [Line Items]
Net sales	321,069		274,653		631,684		541,444
Operating income (expense)	27,704		18,614		51,838		37,141
Identifiable assets	1,525,234				1,525,234				1,417,047
Controls [Member]
Segment Reporting Information [Line Items]
Net sales	217,965		183,678		422,932		351,823
Operating income (expense)	27,425		23,527		39,522		36,456
Identifiable assets	1,342,433				1,342,433				1,365,112
Surface Technologies [Member]
Segment Reporting Information [Line Items]
Net sales	80,226		71,067		158,133		141,156
Operating income (expense)	14,735		5,937		26,828		15,793
Identifiable assets	307,415				307,415				302,079
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	(1,573)		(3,012)		(2,375)		(6,376)
Corporate and Eliminations [Member]
Segment Reporting Information [Line Items]
Operating income (expense)	(12,076)	[1]	(7,538)	[1]	(22,374)	[1]	(13,291)	[1]
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Identifiable assets	$ 53,859				$ 53,859				$ 30,350

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