Nature of Operations and Accounting Policies Nature of Operations and Accounting Policies (Narrative) (Details) (Details)
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3 Months Ended | 12 Months Ended | 12 Months Ended | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jan. 01, 2012
USD ($)
|
Oct. 02, 2011
USD ($)
|
Jul. 03, 2011
USD ($)
|
Apr. 03, 2011
USD ($)
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Dec. 29, 2013
|
Dec. 30, 2012
USD ($)
segments
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Jan. 01, 2012
USD ($)
|
Jan. 02, 2011
USD ($)
|
Dec. 30, 2012
EUR (€)
|
Dec. 30, 2012
Minimum [Member]
Building [Member]
|
Dec. 30, 2012
Minimum [Member]
Machinery and Equipment [Member]
|
Dec. 30, 2012
Maximum [Member]
Building [Member]
|
Dec. 30, 2012
Maximum [Member]
Machinery and Equipment [Member]
|
|
Number of operating segments | 2 | ||||||||||||
Operating Cycle | 52 | 52 | |||||||||||
License and services revenue as a percentage of total revenue | 3.00% | 2.00% | 1.00% | ||||||||||
Property, Plant and Equipment, Useful Life, Maximum | 10 years | 3 years | 40 years | 7 years | |||||||||
Notional Amount of Cash Flow Hedge Instruments | $ 0 | $ 0 | € 50,000,000 | ||||||||||
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Revenue | (900,000) | (800,000) | (400,000) | (700,000) | (2,800,000) | (2,800,000) | (2,600,000) | ||||||
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Operating Expenses | $ (2,800,000) | $ (2,800,000) | $ (2,600,000) |