Fair Value Measurement, Financial Instruments And Risk Management (Narrative) (Details) (USD $)	6 Months Ended						6 Months Ended				3 Months Ended		6 Months Ended
	Jun. 29, 2014	Jun. 30, 2013	Dec. 29, 2013	Jun. 29, 2014 Foreign currency forward exchange contracts	Dec. 29, 2013 Foreign currency forward exchange contracts	Jun. 29, 2014 Fair Value, Measurements, Nonrecurring [Member]	Jun. 29, 2014 Lease termination liabilities [Member] Fair Value, Measurements, Nonrecurring [Member]	Jun. 30, 2013 Lease termination liabilities [Member] Fair Value, Measurements, Nonrecurring [Member]	Jun. 29, 2014 Impairment of certain long-lived assets [Member] Fair Value, Measurements, Nonrecurring [Member]	Jun. 30, 2013 Impairment of certain long-lived assets [Member] Fair Value, Measurements, Nonrecurring [Member]	Jun. 29, 2014 Global Restructuring Plan (including LEAN)	Jun. 30, 2013 Global Restructuring Plan (including LEAN)	Jun. 29, 2014 Global Restructuring Plan (including LEAN)	Jun. 30, 2013 Global Restructuring Plan (including LEAN)	Jun. 29, 2014 Global Restructuring Plan (including LEAN) Fair Value, Measurements, Nonrecurring [Member]
Fair Value Disclosures [Line Items]
Other restructuring costs							$ 12,000	$ 177,000			$ 99,000	$ 732,000	$ 242,000	$ 1,617,000
Liabilities, Fair Value Adjustment							13,000	59,000
Restructuring Reserve	5,692,000		8,175,000				64,000	409,000
Restructuring related asset impairment	172,000	731,000									0	0	172,000	731,000
Carrying amount of assets	74,163,000		75,067,000						200,000	1,100,000
Fair value of assets						21,000									400,000
Notional amount of derivatives not designated as hedging instruments				10,800,000
Total assets	64,000		0	64,000	0
Total liabilities	$ 87,000		$ 18,000	$ 87,000	$ 18,000