Segment Information - Reportable Business Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended
		Jun. 30, 2022		Jun. 30, 2021	Jun. 30, 2022		Jun. 30, 2021
Segment Reporting Information [Line Items]
Net sales		$ 1,543,781		$ 1,348,661	$ 2,985,667		$ 2,586,771
Depreciation and amortization	[1]	66,388		60,104	133,996		119,655
Rationalization charges		3,428		354	4,807		10,711
Segment income		158,017	[2]	152,954	301,409	[2]	279,503
Amortization of debt issuance costs and discounts		1,300		1,400	2,800		2,700
Settlement of investigation charge		25,200			25,200
Dispensing and Specialty Closures
Segment Reporting Information [Line Items]
Net sales		602,431		545,768	1,200,358		1,055,120
Depreciation and amortization	[1]	36,541		29,101	73,160		57,991
Rationalization charges		0		67	0		5,298
Segment income		91,349	[2]	73,836	178,662	[2]	139,481
Metal Containers
Segment Reporting Information [Line Items]
Net sales		754,396		624,534	1,405,122		1,178,615
Depreciation and amortization	[1]	19,874		21,329	40,938		42,578
Rationalization charges		3,428		225	4,702		5,246
Segment income		66,358	[2]	58,635	104,367	[2]	104,249
Custom Containers
Segment Reporting Information [Line Items]
Net sales		186,954		178,359	380,187		353,036
Depreciation and amortization	[1]	9,934		9,632	19,817		19,005
Rationalization charges		0		62	105		167
Segment income		30,890	[2]	27,244	55,584	[2]	51,730
Corporate
Segment Reporting Information [Line Items]
Net sales		0		0	0		0
Depreciation and amortization	[1]	39		42	81		81
Rationalization charges		0		0	0		0
Segment income		$ (30,580)	[2]	$ (6,761)	$ (37,204)	[2]	$ (15,957)

[1] Depreciation and amortization excludes amortization of debt discount and debt issuance costs of $1.3 million and $1.4 million for the three months ended June 30, 2022 and 2021, respectively, and $2.8 million and $2.7 million for the six months ended June 30, 2022 and 2021, respectively.

[2] Corporate includes a charge of $25.2 million for the settlement with the European Commission for each of the three and six months ended June 30, 2022.