Restructuring and Asset Impairments - Restructuring and Restructuring-related Asset Impairment Expenses by Type Incurred and by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	$ 6,857	$ (1,853)	$ 12,610	$ 844
Other asset impairments	3,706	408	10,095	4,557
Restructuring/Asset Impairment Charges/(Income)	10,563	(1,445)	22,705	5,401
Consumer Packaging
Restructuring Cost and Reserve [Line Items]
Other asset impairments	254		930	2,158
All Other
Restructuring Cost and Reserve [Line Items]
Other asset impairments	3,452		9,165	2,399
Operating Segments \| Consumer Packaging
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	2,544	173	4,179	1,258
Operating Segments \| Industrial Paper Packaging
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	1,007	(4,372)	2,355	(2,939)
Operating Segments \| All Other
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	(495)	2,355	(417)	2,520
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	3,801	(9)	6,493	5
Severance and Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	2,214	2,438	4,313	3,866
Asset Impairments/(Gains from Disposal of Assets)
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	787	(5,621)	1,232	(6,485)
Other Costs
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges/(income)	$ 3,856	$ 1,330	$ 7,065	$ 3,463

The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
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