Leases - Finance leases (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 30, 2021
Finance leases:
Property and equipment – gross	$ 1,526,086	$ 1,509,450
Accumulated depreciation and amortization	(770,460)	(738,258)
Property and equipment - net	755,626	771,192
Finance leases
Finance leases:
Property and equipment – gross	75,262	75,124
Accumulated depreciation and amortization	(59,552)	(58,197)
Property and equipment - net	$ 15,710	$ 16,927

Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

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Balance Type:	debit
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