BUSINESS SEGMENT INFORMATION - Schedule of Reportable Business Segment Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Net sales	$ 6,483,166	$ 5,854,694	$ 5,988,205
Segment expenses and other	5,763,066	5,197,185	5,327,652
Equity in earnings of affiliates, net of tax	3,160	685	0
Adjusted EBIT	723,260	658,194	660,553
Depreciation	254,540	223,264	210,142
Total segment assets	9,318,653	8,536,219	7,561,101
Capital expenditures	307,092	262,786	226,810
Corporate
Segment Reporting Information [Line Items]
Net sales	0	0	0
Segment expenses and other	46,997	30,815	25,810
Equity in earnings of affiliates, net of tax	0	0
Adjusted EBIT	(46,997)	(30,815)	(25,810)
Depreciation	387	162	74
Total segment assets	45,391	45,082	46,270
Capital expenditures	1,210	58	1,003
Dispensing and Specialty Closures
Segment Reporting Information [Line Items]
Net sales	2,707,244	2,304,370	2,221,430
Dispensing and Specialty Closures | Operating Segments
Segment Reporting Information [Line Items]
Net sales	2,707,244	2,304,370	2,221,430
Segment expenses and other	2,290,462	1,939,445	1,880,786
Equity in earnings of affiliates, net of tax	3,160	685
Adjusted EBIT	419,942	365,610	340,644
Depreciation	147,313	109,956	101,664
Total segment assets	5,815,628	5,376,183	4,437,833
Capital expenditures	188,186	126,185	110,073
Metal Containers
Segment Reporting Information [Line Items]
Net sales	3,138,318	2,900,678	3,140,830
Metal Containers | Operating Segments
Segment Reporting Information [Line Items]
Net sales	3,138,318	2,900,678	3,140,830
Segment expenses and other	2,877,948	2,658,257	2,858,428
Equity in earnings of affiliates, net of tax	0	0
Adjusted EBIT	260,370	242,421	282,402
Depreciation	72,769	77,389	73,558
Total segment assets	2,679,769	2,309,297	2,178,416
Capital expenditures	90,995	104,701	95,260
Custom Containers
Segment Reporting Information [Line Items]
Net sales	637,604	649,646	625,945
Custom Containers | Operating Segments
Segment Reporting Information [Line Items]
Net sales	637,604	649,646	625,945
Segment expenses and other	547,659	568,668	562,628
Equity in earnings of affiliates, net of tax	0	0
Adjusted EBIT	89,945	80,978	63,317
Depreciation	34,071	35,757	34,846
Total segment assets	777,865	805,657	898,582
Capital expenditures	$ 26,701	$ 31,842	$ 20,474