ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $)	3 Months Ended
	Mar. 30, 2013		Mar. 31, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (57,146,000)		$ (49,300,000)
Pre-tax income/(loss)	(5,800,000)		11,200,000
Income tax expense	0		0
Other comprehensive income/(loss) before reclassifications, net of income taxes	(5,800,000)		11,200,000
Pre-tax income	1,000,000		600,000
Income tax expense	(400,000)		(200,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of income taxes	600,000		400,000
Net current period other comprehensive income/(loss), net of income taxes	(5,199,000)		11,571,000
Comprehensive loss attributable to noncontrolling interest	400,000		300,000
Ending balance	(61,907,000)		(37,400,000)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(200,000)		(2,100,000)
Pre-tax income/(loss)	(5,800,000)		11,200,000
Income tax expense	0		0
Other comprehensive income/(loss) before reclassifications, net of income taxes	(5,800,000)		11,200,000
Pre-tax income	0		0
Income tax expense	0		0
Amounts reclassified from accumulated other comprehensive income/(loss), net of income taxes	0		0
Net current period other comprehensive income/(loss), net of income taxes	(5,800,000)		11,200,000
Comprehensive loss attributable to noncontrolling interest	400,000		300,000
Ending balance	(5,600,000)		9,400,000
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(56,900,000)		(47,200,000)
Pre-tax income/(loss)	0		0
Income tax expense	0		0
Other comprehensive income/(loss) before reclassifications, net of income taxes	0		0
Pre-tax income	1,000,000	[1]	600,000	[1]
Income tax expense	(400,000)		(200,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of income taxes	600,000		400,000
Net current period other comprehensive income/(loss), net of income taxes	600,000		400,000
Comprehensive loss attributable to noncontrolling interest	0		0
Ending balance	$ (56,300,000)		$ (46,800,000)

[1] This accumulated other comprehensive income (loss) component is included in the computation of net periodic pension cost (refer to Note 9 for additional details) and is included in the "Selling, general, and administrative expenses" line of the condensed consolidated statements of income.