Components of Net Periodic Cost (Benefit) related to Pension and Other Postretirement Benefit Plans (Details) - USD ($)	3 Months Ended		9 Months Ended
	Aug. 29, 2015	Aug. 30, 2014	Aug. 29, 2015	Aug. 30, 2014
Pension Benefits US Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 27,000	$ 23,000	$ 80,000	$ 70,000
Interest cost	4,081,000	4,022,000	12,242,000	12,065,000
Expected return on assets	(6,421,000)	(5,967,000)	(19,262,000)	(17,900,000)
Amorization of Prior service cost	8,000	8,000	22,000	22,000
Amortization of Actuarial (gain)/loss	1,407,000	1,144,000	4,221,000	3,432,000
Net periodic cost (benefit)	(898,000)	(770,000)	(2,697,000)	(2,311,000)
Pension Benefits Foreign Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	467,000	430,000	1,447,000	1,298,000
Interest cost	1,471,000	1,920,000	4,448,000	5,737,000
Expected return on assets	(2,590,000)	(2,735,000)	(7,830,000)	(8,161,000)
Amorization of Prior service cost	(1,000)	(1,000)	(3,000)	(3,000)
Amortization of Actuarial (gain)/loss	775,000	775,000	2,387,000	2,331,000
Net periodic cost (benefit)	122,000	389,000	449,000	1,202,000
Other Postretirement [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	112,000	108,000	336,000	325,000
Interest cost	510,000	535,000	1,531,000	1,607,000
Expected return on assets	(1,377,000)	(1,185,000)	(4,132,000)	(3,556,000)
Amorization of Prior service cost	(626,000)	(942,000)	(1,878,000)	(2,828,000)
Amortization of Actuarial (gain)/loss	607,000	677,000	1,823,000	2,032,000
Net periodic cost (benefit)	$ (774,000)	$ (807,000)	$ (2,320,000)	$ (2,420,000)