Statement of Information Furnished	6 Months Ended
	Jun. 30, 2022
Quarterly Financial Data [Abstract]
Statement of Information Furnished	Statement of Information FurnishedThe consolidated financial statements include the accounts of Crown Holdings, Inc. and its consolidated subsidiaries (the “Company”). The accompanying unaudited interim consolidated financial statements have been prepared in accordance with Form 10-Q instructions. In the opinion of management, these consolidated financial statements contain all adjustments of a normal and recurring nature necessary for a fair statement of the financial position of the Company as of June 30, 2022 and the results of its operations for the three and six months ended June 30, 2022 and 2021 and of its cash flows for the six months ended June 30, 2022 and 2021. The results reported in these consolidated financial statements are not necessarily indicative of the results that may be expected for the entire year. These results have been determined on the basis of accounting principles generally accepted in the United States of America (“GAAP”), the application of which requires management’s utilization of estimates, and actual results may differ materially from the estimates utilized. Certain information and footnote disclosures normally included in financial statements presented in accordance with GAAP have been condensed or omitted. The year-end condensed balance sheet data was derived from audited financial statements, but does not include all disclosures required by GAAP. The accompanying consolidated financial statements should be read in conjunction with the consolidated financial statements and notes thereto included in the Company's Annual Report on Form 10-K for the year ended December 31, 2021.