RETIREMENT AND DEFERRED COMPENSATION PLANS (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Domestic Plans
Components of net periodic benefit cost:
Service cost	$ 1,808,000	$ 1,319,000	$ 3,612,000	$ 2,689,000
Interest cost	1,231,000	1,094,000	2,459,000	2,228,000
Expected return on plan assets	(1,404,000)	(1,002,000)	(2,805,000)	(2,042,000)
Amortization of net loss	965,000	416,000	1,929,000	847,000
Amortization of prior service cost	1,000	1,000	2,000	2,000
Net periodic benefit cost	2,601,000	1,828,000	5,197,000	3,724,000
Defined benefit plans, employer contributions			14,000,000
Foreign Plans
Components of net periodic benefit cost:
Service cost	509,000	514,000	1,028,000	1,030,000
Interest cost	630,000	647,000	1,275,000	1,295,000
Expected return on plan assets	(379,000)	(460,000)	(767,000)	(921,000)
Amortization of net loss	118,000	199,000	239,000	399,000
Amortization of prior service cost	90,000	97,000	182,000	194,000
Net periodic benefit cost	968,000	997,000	1,957,000	1,997,000
Expected contribution in current fiscal year	3,700,000		3,700,000
Defined benefit plans, employer contributions			$ 1,000,000