Derivative Financial Instruments (Schedule of Fair Values of the Company's Derivative Instruments and the Line Items on the Unaudited Condensed Consolidated Balance Sheets) (Details) - USD ($) $ in Thousands	Jun. 27, 2021	Dec. 31, 2020
Derivatives, Fair Value [Line Items]
Gross Amounts of recognized assets	$ 781	$ 324
Gross Amounts of recognized liabilities	255	2,382
Prepaid expenses and other current assets | Derivatives not designated as hedging instruments
Derivatives, Fair Value [Line Items]
Gross Amounts of recognized assets	683	324
Prepaid expenses and other current assets | Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Gross Amounts of recognized assets	98	0
Other accrued liabilities | Derivatives not designated as hedging instruments
Derivatives, Fair Value [Line Items]
Gross Amounts of recognized liabilities	250	2,344
Other accrued liabilities | Derivatives designated as hedging instruments
Derivatives, Fair Value [Line Items]
Gross Amounts of recognized liabilities	$ 5	$ 38