Derivative Financial Instruments - Gains and Losses before Taxes on Derivatives (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 04, 2021	Jun. 30, 2020	Jul. 04, 2021	Jun. 30, 2020
Derivative Financial Instruments
Loss to be reclassified from AOCI to operations during the next twelve months	$ 5,100		$ 5,100
Derivatives Designated as Cash Flow Hedges
Derivative Financial Instruments
Loss recognized in AOCL	(1,354)	$ (3,786)	2,529	$ (32,580)
Loss Reclassified from AOCI into Operations (Effective Portion)	(1,381)	(1,044)	(2,742)	(924)
Derivatives Designated as Cash Flow Hedges \| Interest Rate Swap
Derivative Financial Instruments
Loss recognized in AOCL	(1,354)	(3,786)	2,529	(32,580)
Loss Reclassified from AOCI into Operations (Effective Portion)	(1,381)	$ (1,044)	(2,742)	$ (924)
Derivatives Not Designated as Hedging Instruments
Derivative Financial Instruments
Loss recognized in Interest Expense	$ 100		$ 100

Amount of gain (loss) from excluded component of derivative hedge, recognized in earnings. Excludes recognition under systematic and rational method.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 20
-Section 45
-Paragraph 1A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121577181&loc=SL110061172-113977

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959

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The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121549185&loc=d3e80748-113994

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Amount before tax and reclassification adjustments of other comprehensive income (loss) attributable to parent.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14A
-URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580

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Amount before tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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