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Restructuring Charges (Narrative) (Details) $ in Thousands | 3 Months Ended | 12 Months Ended | 14 Months Ended
--- | --- | --- | ---
Dec. 31, 2016 USD ($) employee | Sep. 30, 2016 USD ($) | Jul. 02, 2016 USD ($) | Apr. 02, 2016 USD ($) | Jan. 02, 2016 USD ($) | Sep. 30, 2016 USD ($) | Dec. 31, 2016 USD ($)
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Charge to operations, net | $ 6,285 |  |  |  | $ 37,147 |  | $ 83,300
Payments for Restructuring | 15,815 | $ 5,100 | $ 8,100 | $ 25,100 | 16,700 |  |
Restructuring Reserve | 25,649 | 36,608 |  |  |  | $ 36,608 | 25,649
Employee severance and related benefits |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Charge to operations, net | 2,399 |  |  |  |  |  |
Severance Costs | 100 |  |  |  |  | 600 |
Payments for Restructuring | 15,537 |  |  |  |  |  |
Restructuring Reserve | 20,896 | 35,177 |  |  |  | 35,177 | 20,896
Facility closures and related costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Charge to operations, net | 3,886 |  |  |  |  |  |
Payments for Restructuring | 278 |  |  |  |  |  |
Restructuring Reserve | $ 4,753 | 1,431 |  |  |  | $ 1,431 | 4,753
Restructuring Plan 2016 [Member] |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring and Related Cost, Number of Positions Eliminated | employee | 795 |  |  |  |  |  |
Q116 plan [Domain] | Employee severance and related benefits |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Charge to operations, net | $ 6,300 | $ 31,800 | $ 3,400 | $ 5,000 | $ 36,800 |  |
Accrued Expenses and Other Current Liabilities [Member] | Facility closures and related costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring Reserve | 2,400 |  |  |  |  |  | 2,400
Other Noncurrent Liabilities [Member] | Facility closures and related costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring Reserve | 2,400 |  |  |  |  |  | 2,400
Restructuring Charges [Member] | Facility closures and related costs |  |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |  |
Restructuring Reserve | $ 2,200 |  |  |  |  |  | $ 2,200

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