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Summary of significant accounting policies (Tables) | 12 Months Ended
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Dec. 31, 2023
Accounting Policies [Abstract] |
Affiliated companies over which the company exercised significant influence | Affiliated companies over which the Company exercised a significant influence at December 31, 2023, included:
Entity | Ownership Interest Percentage at December 31, 2023
Cascades Conversion, Inc. | 50.0 | %
Cascades Sonoco, Inc. | 50.0 | %
ISI Robotics, LLC | 20.0 | %
Showa Products Company Ltd. | 22.2 | %
Papertech Energía, S.L. | 25.0 | %
Weidenhammer New Packaging, LLC | 40.0 | %

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481687/323-10-50-3 + Details
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