WARRANTIES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Changes in product warranty accrual
Balance at the beginning of period	$ 3,403		$ 3,094		$ 3,601		$ 3,432
Warranties issued	613		707		1,212		1,395
Warranty settlement costs	(512)		(706)		(1,132)		(1,328)
Changes in accruals for pre-existing warranties	(105)		(183)		(284)		(470)
Other adjustments	0	[1]	331	[1]	0	[1]	331	[1]
Currency translation adjustments	10		6		12		(111)
Balance at the end of period	$ 3,409		$ 3,249		$ 3,409		$ 3,249

[1] Represents the warranty liabilities assumed in connection with the Forkardt acquisition. Refer to Note 2. "Acquisition" for details.