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Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 1,770,982	$ 1,353,304
United States
Disaggregation of Revenue [Line Items]
Revenue	1,237,774	897,750
Europe
Disaggregation of Revenue [Line Items]
Revenue	261,122	233,273
Canada
Disaggregation of Revenue [Line Items]
Revenue	58,378	47,189
Asia
Disaggregation of Revenue [Line Items]
Revenue	99,545	94,766
Other
Disaggregation of Revenue [Line Items]
Revenue	114,163	80,326
Consumer Packaging
Disaggregation of Revenue [Line Items]
Revenue	868,098	582,753
Consumer Packaging | United States
Disaggregation of Revenue [Line Items]
Revenue	654,414	397,797
Consumer Packaging | Europe
Disaggregation of Revenue [Line Items]
Revenue	120,170	115,180
Consumer Packaging | Canada
Disaggregation of Revenue [Line Items]
Revenue	31,208	26,143
Consumer Packaging | Asia
Disaggregation of Revenue [Line Items]
Revenue	25,634	21,153
Consumer Packaging | Other
Disaggregation of Revenue [Line Items]
Revenue	36,672	22,480
Industrial Paper Packaging
Disaggregation of Revenue [Line Items]
Revenue	699,129	565,397
Industrial Paper Packaging | United States
Disaggregation of Revenue [Line Items]
Revenue	417,286	325,222
Industrial Paper Packaging | Europe
Disaggregation of Revenue [Line Items]
Revenue	116,827	96,684
Industrial Paper Packaging | Canada
Disaggregation of Revenue [Line Items]
Revenue	27,170	21,046
Industrial Paper Packaging | Asia
Disaggregation of Revenue [Line Items]
Revenue	73,619	73,372
Industrial Paper Packaging | Other
Disaggregation of Revenue [Line Items]
Revenue	64,227	49,073
All Other
Disaggregation of Revenue [Line Items]
Revenue	203,755	205,154
All Other | United States
Disaggregation of Revenue [Line Items]
Revenue	166,074	174,731
All Other | Europe
Disaggregation of Revenue [Line Items]
Revenue	24,125	21,409
All Other | Canada
Disaggregation of Revenue [Line Items]
Revenue	0	0
All Other | Asia
Disaggregation of Revenue [Line Items]
Revenue	292	241
All Other | Other
Disaggregation of Revenue [Line Items]
Revenue	$ 13,264	$ 8,773

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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