COMPREHENSIVE INCOME (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Other comprehensive income, Gross of Tax Amount
Unrealized (loss) gain on derivatives designated and qualifying as cash flow hedges, Gross of Tax Amount	$ (152)	$ 1,963	$ (712)	$ 1,889
Defined benefit pension plan activity, Gross of Tax Amount	7,549	5,634	22,602	16,782
Currency translation adjustment, Gross of Tax Amount	16,928	(59,045)	11,958	(23,978)
Total other comprehensive income (loss), Gross of Tax Amount	24,325	(51,448)	33,848	(5,307)
Other comprehensive income, Tax (Expenses) Benefit
Unrealized (loss) gain on derivatives designated and qualifying as cash flow hedges, Tax (Expense) Benefit	147	(447)	148	(477)
Defined benefit pension plan activity, Tax (Expense) Benefit	(2,755)	(2,246)	(8,593)	(6,678)
Total other comprehensive income (loss) , Tax (Expense) Benefit	(2,608)	(2,693)	(8,445)	(7,155)
Other comprehensive income:
Unrealized (loss) gain on derivatives designated and qualifying as cash flow hedges, net of tax	(5)	1,516	(564)	1,412
Defined benefit pension plan activity, net of tax	4,794	3,388	14,009	10,104
Currency translation adjustment	16,928	(59,045)	11,958	(23,978)
Other comprehensive (loss) income, net of tax:	$ 21,717	$ (54,141)	$ 25,403	$ (12,462)