RETIREMENT PLANS (Detail) - Change in projected benefit obligation, European plans (European Plan [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010
Change in projected benefit obligation:
Projected benefit obligation – beginning of year	$ 66,327		$ 56,998
Service cost (1)	919	[1]	737	[1]
Interest cost	3,337		3,021
Actuarial (gain) / loss	3,837		8,197
Benefits and expenses paid	(1,612)		(1,419)
Foreign currency losses / (gains)	(597)		(1,207)
Projected benefit obligation – end of year	72,267		66,327
Projected Benefit Obligation [Member]
Change in projected benefit obligation:
Interest cost	$ 3,393		$ 3,021

[1] Service costs include cost of living adjustments on curtailed plans.