Accumulated Other Comprehensive Items - Reclassification Out of Accumulated Other Comprehensive Items (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Apr. 04, 2015	Mar. 29, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general, and administrative expenses	$ (32,222)	$ (32,482)
Interest Expense	(231)us-gaap_InterestExpense	(306)us-gaap_InterestExpense
Total income (expense) before income taxes	10,193	7,537
(Provision) benefit for income taxes	(3,268)us-gaap_IncomeTaxExpenseBenefit	(2,352)us-gaap_IncomeTaxExpenseBenefit
Income from continuing operations	6,925	5,185
Reclassification out of Accumulated Other Comprehensive Loss [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Income from continuing operations	959	(134)
Reclassification out of Accumulated Other Comprehensive Loss [Member] \| Amortization of Prior Service Cost [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general, and administrative expenses	(36)	(35)
Reclassification out of Accumulated Other Comprehensive Loss [Member] \| Amortization of Actuarial Losses [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general, and administrative expenses	(144)	(88)
Reclassification out of Accumulated Other Comprehensive Loss [Member] \| Pension and Other Post-retirement Plans [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total income (expense) before income taxes	(180)	(123)
(Provision) benefit for income taxes	63	43
Income from continuing operations	(117)	(80)
Reclassification out of Accumulated Other Comprehensive Loss [Member] \| Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total income (expense) before income taxes	1,214	(84)
(Provision) benefit for income taxes	(138)	30
Income from continuing operations	1,076	(54)
Reclassification out of Accumulated Other Comprehensive Loss [Member] \| Cash Flow Hedges [Member] \| Interest Rate Swap [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest Expense	(104)	(84)
Reclassification out of Accumulated Other Comprehensive Loss [Member] \| Cash Flow Hedges [Member] \| Forward Currency-Exchange Contracts [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general, and administrative expenses	$ 1,318	$ 0

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

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- Definition

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest.

+ References

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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-Paragraph 1

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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- Definition

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.4)

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-Number 210

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 330

-SubTopic 10

-Section 30

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