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Derivatives - Fair Value (Details) - USD ($) $ in Thousands	Dec. 28, 2019	Dec. 29, 2018
Derivatives Designated as Hedging Instruments | Swap Agreement 2015 | Other Current Assets
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 11	$ 0
Derivative Asset, Notional Amount	10,000	0
Derivatives Designated as Hedging Instruments | Swap Agreement 2015 | Other Long-Term Assets
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	0	148
Derivative Asset, Notional Amount	0	10,000
Derivatives Designated as Hedging Instruments | Forward Currency-Exchange Contracts | Other Long-Term Assets
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	0	11
Derivative Asset, Notional Amount	0	842
Derivatives Designated as Hedging Instruments | Forward Currency-Exchange Contracts | Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	(75)	(50)
Derivative Liability, Notional Amount	4,825	2,946
Derivatives Designated as Hedging Instruments | Swap Agreement 2018 | Other Long-Term Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	(770)	(352)
Derivative Liability, Notional Amount	15,000	15,000
Derivatives Not Designated as Hedging Instruments | Forward Currency-Exchange Contracts | Other Current Assets
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	3	9
Derivative Asset, Notional Amount	387	1,192
Derivatives Not Designated as Hedging Instruments | Forward Currency-Exchange Contracts | Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	(43)	(31)
Derivative Liability, Notional Amount	$ 2,545	$ 1,384

X

- Definition

Nominal or face amount used to calculate payments on the derivative asset.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Nominal or face amount used to calculate payments on the derivative liability.

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