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Derivative Instruments & Hedging Activities (Details Textual) € in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jul. 03, 2021 USD ($) Contract | Jun. 27, 2020 USD ($) | Jul. 03, 2021 USD ($) Contract | Jun. 27, 2020 USD ($) | Jul. 03, 2021 EUR (€) Contract | Jan. 02, 2021 USD ($)
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Interest expense | $ 4,400 | $ 2,891 | $ 9,151 | $ 5,842 |  |
Carrying value of total long term non-revolving debt | 198,481 |  | 198,481 |  |  | $ 206,770
Gain loss on derivative hedge recorded in AOCI as a part of currency translation adjustment |  |  | 2,416 |  |  |
Europe [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Carrying value of total long term non-revolving debt | $ 106,777 |  | $ 106,777 |  |  |
Revolving Credit Facility [Member] | Europe [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Net investment hedge | € |  |  |  |  | € 90,000 |
Forward Foreign Exchange Contracts [Member] | Derivatives Not Designated as Hedging Instruments [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Derivative instrument, notional amount | € |  |  |  |  | € 52,112 |
Derivative contract expire date |  |  | December 2022 |  |  |
Derivative, number of instruments held | Contract | 9 |  | 9 |  | 9 |
Cash Flow Hedging [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Interest expense |  |  | $ 9,151 | $ 5,842 |  |
Cash Flow Hedging [Member] | Interest Rate Swap Contract [Member] | Derivatives Designated as Hedging Instruments [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Derivative instrument, notional amount | $ 195,000 |  | $ 195,000 |  |  |
Cash Flow Hedging [Member] | Interest Rate Swap Contract [Member] | Minimum [Member] | Derivatives Designated as Hedging Instruments [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Derivative contract expire date |  |  | April 2023 |  |  |
Cash Flow Hedging [Member] | Interest Rate Swap Contract [Member] | Maximum [Member] | Derivatives Designated as Hedging Instruments [Member] |  |  |  |  |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |  |  |  |  |
Derivative contract expire date |  |  | October 2025 |  |  |

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