Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 01, 2020	Dec. 31, 2019
Goodwill [Roll Forward]
Goodwill, Beginning Balance			$ 1,142,223
Goodwill, Foreign Currency Translation Gain (Loss)			(879)
Goodwill, Ending Balance	$ 1,668,614	$ 1,146,363	1,668,614	$ 1,146,363
Goodwill	1,668,614	1,146,363	1,142,223	1,146,363	$ 1,668,614		$ 1,142,223
Other Finite-Lived Intangible Assets, Gross					756,466		461,489
Finite-Lived Intangible Assets, Accumulated Amortization					(153,450)		(139,014)
Intangible Assets, Gross (Excluding Goodwill)					788,606		493,629
Amortization of Intangible Assets	8,100	$ 6,800	14,900	$ 13,600
Finite-Lived Intangible Asset, Expected Amortization, 2020					35,800
Finite-Lived Intangible Asset, Expected Amortization, 2021					40,400
Finite-Lived Intangible Asset, Expected Amortization, 2022					39,300
Finite-Lived Intangible Asset, Expected Amortization, 2023					39,200
Finite-Lived Intangible Asset, Expected Amortization, 2024					38,300
Trade Names
Goodwill [Roll Forward]
Indefinite-lived Intangible Assets (Excluding Goodwill)					32,140		32,140
Customer-Related Intangible Assets
Goodwill [Roll Forward]
Finite-Lived Intangible Assets, Gross					688,391		422,042
Finite-Lived Intangible Assets, Accumulated Amortization					(126,737)		(116,575)
Other Intangible Assets [Member]
Goodwill [Roll Forward]
Finite-Lived Intangible Assets, Gross					68,075		39,447
Finite-Lived Intangible Assets, Accumulated Amortization					(26,713)		(22,439)
Metal Containers [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance			113,463
Goodwill, Foreign Currency Translation Gain (Loss)			(84)
Goodwill, Ending Balance	113,379		113,379
Goodwill	113,379		113,379		113,379		113,463
Closures [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance			801,776
Goodwill, Foreign Currency Translation Gain (Loss)			35
Goodwill, Ending Balance	1,329,081		1,329,081
Goodwill	1,329,081		1,329,081		1,329,081		801,776
Plastic Containers [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance			226,984
Goodwill, Foreign Currency Translation Gain (Loss)			(830)
Goodwill, Ending Balance	226,154		226,154
Goodwill	226,154		226,154		226,154		$ 226,984
Cobra Plastics and the Albea Dispensing Business
Goodwill [Roll Forward]
Goodwill, Ending Balance	527,300		527,300
Goodwill	527,300		527,300		527,300
Cobra Plastics and the Albea Dispensing Business | Customer Relationships [Member]
Goodwill [Roll Forward]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					271,500
Cobra Plastics and the Albea Dispensing Business | Technology-Based Intangible Assets [Member]
Goodwill [Roll Forward]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill					27,000
Albea Dispensing Business, Business Acquisition [Member]
Goodwill [Roll Forward]
Goodwill						$ 508,894
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						287,000
Albea Dispensing Business, Business Acquisition [Member] | Customer Relationships [Member]
Goodwill [Roll Forward]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						260,000
Albea Dispensing Business, Business Acquisition [Member] | Technology-Based Intangible Assets [Member]
Goodwill [Roll Forward]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						$ 27,000
Acquisitions
Goodwill [Roll Forward]
Goodwill, Ending Balance	527,270		527,270
Goodwill	527,270		527,270		527,270
Acquisitions | Closures [Member]
Goodwill [Roll Forward]
Goodwill, Ending Balance	527,270		527,270
Goodwill	$ 527,270		$ 527,270		$ 527,270