RETIREMENT AND DEFERRED COMPENSATION PLANS (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Domestic Plans
Components of net periodic benefit cost:
Service cost	$ 2,135,000	$ 1,831,000	$ 6,405,000	$ 5,443,000
Interest cost	1,248,000	1,247,000	3,744,000	3,706,000
Expected return on plan assets	(1,443,000)	(1,422,000)	(4,331,000)	(4,227,000)
Amortization of net loss	1,276,000	978,000	3,827,000	2,907,000
Amortization of prior service cost		1,000	2,000	3,000
Net periodic benefit cost	3,216,000	2,635,000	9,647,000	7,832,000
Defined benefit plans, employer contributions	10,000,000		10,000,000
Foreign Plans
Components of net periodic benefit cost:
Service cost	974,000	573,000	2,902,000	1,601,000
Interest cost	668,000	660,000	1,991,000	1,935,000
Expected return on plan assets	(454,000)	(371,000)	(1,353,000)	(1,138,000)
Amortization of net loss	353,000	116,000	1,053,000	355,000
Amortization of prior service cost	93,000	88,000	278,000	270,000
Net periodic benefit cost	1,634,000	1,066,000	4,871,000	3,023,000
Expected contribution in current fiscal year	4,300,000		4,300,000
Defined benefit plans, employer contributions			$ 2,000,000