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Accumulated Other Comprehensive Items - Reclassification Out of AOCI (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 02, 2016 | Jan. 03, 2015 | Dec. 28, 2013
Reclassification Adjustment Out Of Accumulated Other Comprehensive Items [Line Items] |  |  |
Total Reclassifications | $ 635 | $ 564 | $ (982)
Pension and Other Post-retirement Plans |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Items [Line Items] |  |  |
Amortization of prior service costs | (147) | (148) | (141)
Amortization of actuarial losses | (576) | (352) | (620)
Total expense before income taxes | (723) | (500) | (761)
Income tax benefit | 249 | 175 | 264
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax | (474) | (325) | (497)
Cash Flow Hedges |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Items [Line Items] |  |  |
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax | 1,259 | 946 | (527)
Income tax (provision) benefit | (150) | (57) | 42
Gain (loss) reclassified to earnings | 1,109 | 889 | (485)
Cash Flow Hedges | Interest Rate Swap |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Items [Line Items] |  |  |
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax | (420) | (332) | (374)
Cash Flow Hedges | Forward Currency-Exchange Contracts | Revenues |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Items [Line Items] |  |  |
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax | (12) | 31 | (153)
Cash Flow Hedges | Forward Currency-Exchange Contracts | Selling, general and administrative expenses |  |  |
Reclassification Adjustment Out Of Accumulated Other Comprehensive Items [Line Items] |  |  |
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax | $ 1,691 | $ 1,247 | $ 0

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