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Financial Instruments and Fair Value Measurements (Schedule of Foreign Currency Contracts) (Details) - Prepaid expenses and other current assets - Designated as Hedging Instrument $ in Thousands	Oct. 01, 2021 USD ($) $ / $ $ / $ $ / €	Dec. 31, 2020 USD ($) $ / $ $ / $ $ / €
Foreign Exchange Contract Maturing November 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 665	$ 3,966
$/Foreign currency (in dollars per foreign currency) | $ / $	0.0222	0.0227
Fair Value	$ 34	$ 166
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 1,015	$ 7,269
$/Foreign currency (in dollars per foreign currency)	0.0226	0.0485
Fair Value	$ 32	$ 77
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 999
$/Foreign currency (in dollars per foreign currency) | $ / $	0.0222
Fair Value	$ 49
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 2,155
$/Foreign currency (in dollars per foreign currency) | $ / $	0.0479
Fair Value	$ 31
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 3,669
$/Foreign currency (in dollars per foreign currency) | $ / €	1.2230
Fair Value	$ (185)
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 3,648
$/Foreign currency (in dollars per foreign currency) | $ / $	0.0486
Fair Value	$ (5)
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 3,674
$/Foreign currency (in dollars per foreign currency) | $ / €	1.2245
Fair Value	$ (190)
Foreign Exchange Contract Maturing December 2021
Derivatives, Fair Value [Line Items]
Notional Amount	$ 4,444
$/Foreign currency (in dollars per foreign currency) | $ / $	0.0494
Fair Value	$ (71)
Foreign Exchange Contract Maturing September 2021
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
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 March 2021
Derivatives, Fair Value [Line Items]
Notional Amount		$ 2,656
$/Foreign currency (in dollars per foreign currency) | $ / $		0.0443
Fair Value		$ 341
Foreign Exchange Contract Maturing August 2021
Derivatives, Fair Value [Line Items]
Notional Amount		$ 3,252
$/Foreign currency (in dollars per foreign currency) | $ / $		0.0232
Fair Value		$ 165

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