SEGMENT INFORMATION SEGMENT INFORMATION (Product Line) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Net sales	$ 565,566	$ 507,092	$ 532,766	$ 503,507	$ 588,755	$ 525,535	$ 545,194	$ 546,199	$ 2,108,931	$ 2,205,683	$ 2,243,126
Flow Control [Member]
Segment Reporting Information [Line Items]
Net sales									883,735	949,657	959,907
Controls [Member]
Segment Reporting Information [Line Items]
Net sales									940,162	947,758	953,667
Surface Technologies [Member]
Segment Reporting Information [Line Items]
Net sales									$ 285,034	$ 308,268	$ 329,552