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Financial Instruments and Fair Value Measurements (Schedule of Foreign Currency Contracts) (Details) - Designated as Hedging Instrument $ in Thousands | Apr. 02, 2021 USD ($) $ / € $ / $ $ / $ | Dec. 31, 2020 USD ($) $ / $ $ / $ $ / €
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Foreign Exchange Contract Maturing August 2021 | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 1,553 | $ 3,252
$/Foreign currency (in dollars per foreign currency) | 0.0232 | 0.0232
Fair Value | $ 30 | $ 165
Foreign Exchange Contract Maturing November 2021 | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 3,270 | $ 3,966
$/Foreign currency (in dollars per foreign currency) | $ / $ | 0.0227 | 0.0227
Fair Value | $ 10 | $ 166
Foreign Exchange Contract Maturing December 2021, Contract Two | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 2,048 |
$/Foreign currency (in dollars per foreign currency) | $ / $ | 0.0228 |
Fair Value | $ (12) |
Foreign Exchange Contract Maturing September 2021, Contract One | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount |  | $ 16,132
$/Foreign currency (in dollars per foreign currency) | $ / € |  | 1.1949
Fair Value |  | $ 399
Foreign Exchange Contract Maturing September 2021, Contract One | Accrued expenses and other current liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 8,973 |
$/Foreign currency (in dollars per foreign currency) | $ / € | 1.1949 |
Fair Value | $ (133) |
Foreign Exchange Contract Maturing September 2021, Contract Two | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount |  | $ 10,224
$/Foreign currency (in dollars per foreign currency) | $ / $ |  | 0.0454
Fair Value |  | $ 922
Foreign Exchange Contract Maturing September 2021, Contract Two | Accrued expenses and other current liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 6,101 |
$/Foreign currency (in dollars per foreign currency) | $ / $ | 0.0454 |
Fair Value | $ 480 |
Foreign Exchange Contract Maturing December 2021, Contract One | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount |  | $ 7,269
$/Foreign currency (in dollars per foreign currency) | $ / $ |  | 0.0485
Fair Value |  | $ 77
Foreign Exchange Contract Maturing December 2021, Contract One | Accrued expenses and other current liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 7,269 |
$/Foreign currency (in dollars per foreign currency) | $ / € | 0.0485 |
Fair Value | $ (1) |
Foreign Exchange Contract Maturing December 2021, Contract Three | Accrued expenses and other current liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 10,985 |
$/Foreign currency (in dollars per foreign currency) | $ / $ | 1.2206 |
Fair Value | $ (362) |
Foreign Exchange Contract Maturing December 2021, Contract Four | Accrued expenses and other current liabilities |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount | $ 9,069 |
$/Foreign currency (in dollars per foreign currency) | $ / $ | 0.0490 |
Fair Value | $ (136) |
Foreign Exchange Contract Maturing March 2021 | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Notional Amount |  | $ 2,656
$/Foreign currency (in dollars per foreign currency) | $ / $ |  | 0.0443
Fair Value |  | $ 341

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