Shareholders' Equity - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended
	Mar. 08, 2024	Mar. 31, 2024	Apr. 02, 2023
Numerator:
Net income attributable to Sonoco		$ 65,177	$ 148,319
Denominator:
Basic (in shares)		98,498	98,167
Dilutive effect of stock-based compensation (in shares)		661	448
Diluted (in shares)		99,159	98,615
Net income attributable to Sonoco per common share:
Basic (in usd per share)		$ 0.66	$ 1.51
Diluted (in usd per share)		0.66	1.50
Cash dividends (in usd per share)	$ 0.51	$ 0.51	$ 0.49