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Derivatives and Hedging (Details) - USD ($)	12 Months Ended
Derivatives and Hedging (Details) - USD ($)	Dec. 25, 2021	Dec. 26, 2020
Foreign exchange forward contracts
Derivative [Line Items]
Gain (loss) on derivative	$ 331,000	$ 557,000
Fair Value, Recurring \| Foreign exchange forward contracts
Derivative [Line Items]
Derivative asset	14,000	12,000
Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	3,822,000
Derivative Liability, Fair Value, Gross Liability	(2,320,000)	0
Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0
Derivative Liability, Fair Value, Gross Liability	0	(4,193,000)
Interest Rate Swap Agreement - 2021 Swap 1 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability		0
Interest Rate Swap Agreement - 2021 Swap 2 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability		0
Interest Rate Swap Agreement - 2021 Swap 3 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability		0
Interest Rate Swap Agreement - 2018 Swap I \| Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0
Derivative Liability, Fair Value, Gross Liability	0
Interest Rate Swap Agreement - 2018 Swap II \| Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	0
Derivative Liability, Fair Value, Gross Liability	0
Other Noncurrent Assets \| Interest Rate Swap Agreement - 2021 Swap 1 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	1,513,000
Other Noncurrent Assets \| Interest Rate Swap Agreement - 2021 Swap 2 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	2,250,000
Other Noncurrent Assets \| Interest Rate Swap Agreement - 2021 Swap 3 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Asset, Fair Value, Gross Asset	59,000
Other Accrued Expenses \| Interest Rate Swap Agreement - 2021 Swap 1 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability	(170,000)
Other Accrued Expenses \| Interest Rate Swap Agreement - 2021 Swap 2 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability	(270,000)
Other Accrued Expenses \| Interest Rate Swap Agreement - 2018 Swap I \| Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability		(709,000)
Other Accrued Expenses And Other Noncurrent Liabilities \| Interest Rate Swap Agreement - 2021 Swap 3 \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability	$ (1,880,000)
Other non-current liabilities \| Interest Rate Swap Agreement - 2018 Swap II \| Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative Liability, Fair Value, Gross Liability		$ (3,484,000)