INCOME TAXES (Details) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
INCOME TAXES [Abstract]
Liability for uncertain tax position that would impact effective tax rate	$ 2,700,000	$ 2,700,000		$ 4,100,000
Uncertain tax positions included in income taxes payable	600,000	600,000		0
Liability for uncertain tax positions	2,113,000	2,113,000		4,132,000
Income Tax Examination [Line Items]
Years tax audit notified by IRS		December 31, 2004 through 2009
IRS audit settlement	100,000	100,000
Prior year liability uncertain tax positions, reversed	2,500,000	2,500,000
Prior year liability uncertain tax positions relating to 2007	600,000	600,000
Increase in the liability for uncertain tax positions	1,200,000
Previously recorded interest and penalties, reversed		400,000
Interest and penalties uncertain tax positions recognized			200,000
Accrued interest and penalties uncertain tax positions	300,000	300,000		700,000
Tax assets and liabilities acquired [Line Items]
Deferred tax liability acquired	100,000	100,000
Acquisitions [Member]
Tax assets and liabilities acquired [Line Items]
Deferred tax liabilities property, plant and equipment and intangibles	$ 0	$ 0
Germany [Member]
Income Tax Examination [Line Items]
Income tax audit, years under examination		2008 through 2010
U.S. Federal [Member]
Income Tax Examination [Line Items]
Years not subject to examination by tax authorities		before 2010
State Jurisdiction [Member]
Income Tax Examination [Line Items]
Years not subject to examination by tax authorities		before 2007
Foreign jurisdictions [Member] | Asia [Member]
Income Tax Examination [Line Items]
Years not subject to examination by tax authorities		before 2004
Foreign jurisdictions [Member] | Europe [Member]
Income Tax Examination [Line Items]
Years not subject to examination by tax authorities		before 2006