Property, Plant and Equipment (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Sep. 28, 2014	Sep. 29, 2013	Dec. 29, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 628,430,000		$ 628,430,000		$ 581,123,000
Accumulated depreciation	(369,912,000)		(369,912,000)		(361,231,000)
Property, plant and equipment, net	258,518,000		258,518,000		219,892,000
Depreciation expense	11,500,000	7,300,000	25,900,000	21,400,000
Other Depreciation and Amortization	4,100,000
Land and buildings [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	71,587,000		71,587,000		72,310,000
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	424,048,000		424,048,000		421,219,000
Leasehold improvements and others [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	9,921,000		9,921,000		9,152,000
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	122,874,000		122,874,000		78,442,000
236210 Industrial Building Construction [Member]
Property, Plant and Equipment [Line Items]
Construction in Progress, Gross	114,600,000		114,600,000		66,300,000
Accounts Payable and Accrued Liabilities, Current	$ 10,600,000		$ 10,600,000		$ 29,200,000