ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013		Jun. 30, 2012
Accumulated Other Comprehensive Income (Loss)
Beginning balance			$ (57,146,000)		$ (49,300,000)
Pre-tax income/(loss)			(15,600,000)		(9,500,000)
Income tax expense			0		0
Other comprehensive income/(loss) before reclassifications, net of income taxes			(15,600,000)		(9,500,000)
Pre-tax income			2,100,000		1,200,000
Income tax expense			(800,000)		(500,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of income taxes			1,300,000		700,000
Net current period other comprehensive income/(loss), net of income taxes	(9,138,000)	(20,372,000)	(14,337,000)		(8,801,000)
Comprehensive (income)/loss attributable to noncontrolling interest			(100,000)		600,000
Ending balance	(71,522,000)	(57,500,000)	(71,522,000)		(57,500,000)
Accumulated Translation Adjustment
Accumulated Other Comprehensive Income (Loss)
Beginning balance			(200,000)		(2,100,000)
Pre-tax income/(loss)			(15,600,000)		(9,500,000)
Income tax expense			0		0
Other comprehensive income/(loss) before reclassifications, net of income taxes			(15,600,000)		(9,500,000)
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			(15,600,000)		(9,500,000)
Comprehensive (income)/loss attributable to noncontrolling interest			(100,000)		600,000
Ending balance	(15,900,000)	(11,000,000)	(15,900,000)		(11,000,000)
Accumulated Defined Benefit Plans Adjustment
Accumulated Other Comprehensive Income (Loss)
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			2,100,000	[1]	1,200,000	[1]
Income tax expense			(800,000)		(500,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of income taxes			1,300,000		700,000
Net current period other comprehensive income/(loss), net of income taxes			1,300,000		700,000
Comprehensive (income)/loss attributable to noncontrolling interest			0		0
Ending balance	$ (55,600,000)	$ (46,500,000)	$ (55,600,000)		$ (46,500,000)

[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.