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Employee Benefit Plans - Additional Information (Details) - USD ($)			3 Months Ended			9 Months Ended
	Jan. 01, 2022	Dec. 31, 2021	Oct. 02, 2022	Oct. 03, 2021	Jul. 04, 2021	Oct. 02, 2022	Oct. 03, 2021
Defined Benefit Plan Disclosure [Line Items]
Contributions						$ 11,600,000	$ 142,615,000
Expected contributions for remainder of fiscal year			$ 4,100,000			$ 4,100,000
Inactive Plan
Defined Benefit Plan Disclosure [Line Items]
Contributions					$ 133,000,000
Sonoco Savings Plan
Defined Benefit Plan Disclosure [Line Items]
Contribution percentage minimum (percent)						1.00%
Contribution percentage maximum (percent)						100.00%
Defined contribution plan, employer matching contribution (percent)	100.00%	50.00%
Employer matching contribution, percent of employees' gross pay (percent)	6.00%	4.00%
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Settlement losses recognized			0	$ 21,000		$ 430,000	547,652,000
Pension Plan | Sonoco Pension Plan for Inactive Participants
Defined Benefit Plan Disclosure [Line Items]
Settlement losses recognized						430,000	361,000
Non-cash settlement charges expected to be incurred next year					$ 547,291,000
Pension Plan | Sonoco Retirement Contribution
Defined Benefit Plan Disclosure [Line Items]
Contributions						21,948,000	22,665,000
Expected contributions for remainder of fiscal year			$ 0			$ 0
Recognized expense related to the plan				$ 5,456,000			$ 17,290,000
Pension Plan | Sonoco Retirement Contribution | United States
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution, percent of employees' gross pay (percent)						4.00%
Employer matching contribution, percent of employees' gross pay in excess of social security (percent)						4.00%

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