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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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The adjustment to reduce the value of existing agreements that specify the lessee's rights to use the leased property. This expense is charged when the estimates of future profits generated by the leased property are reduced.

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The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.

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Amount of expected cost remaining for the specified restructuring cost.

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The number of positions eliminated as of the balance sheet date since inception of the restructuring plan(s).

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Restructuring and asset impairment - Additional Information (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2021 USD ($) position	Dec. 31, 2021 USD ($) position	Dec. 31, 2020 USD ($) facility position	Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items]
Elimination of positions due to realignment of cost structure (position) \| position			275
Future additional charges expected to be recognized	$ 2,000	$ 2,000
Other asset impairments		5,034	$ 77,851	$ 15,061
Impairment charges on leased assets		148	11,340	0
Restructuring and restructuring-related asset impairment charges		$ 9,176	$ 67,729	$ 44,819
Organizational Effectiveness Efforts
Restructuring Cost and Reserve [Line Items]
Elimination of positions due to realignment of cost structure (position) \| position	315	315
All Other
Restructuring Cost and Reserve [Line Items]
Number of facilities closed (facility) \| facility			4
All Other \| Impairment of protective packaging plant
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges	$ 916
All Other \| Europe
Restructuring Cost and Reserve [Line Items]
Number of facilities closed (facility) \| facility			1
All Other \| United States
Restructuring Cost and Reserve [Line Items]
Number of facilities closed (facility) \| facility			3
Consumer Packaging
Restructuring Cost and Reserve [Line Items]
Number of facilities closed (facility) \| facility			2
Consumer Packaging \| Other restructuring activity
Restructuring Cost and Reserve [Line Items]
Other asset impairments	72,217
Impairment charges on intangible assets	39,604
Impairment charges on fixed assets	22,899
Impairment charges on leased assets	9,714
Consumer Packaging \| Impairment of protective packaging plant
Restructuring Cost and Reserve [Line Items]
Restructuring and restructuring-related asset impairment charges	2,563
Consumer Packaging \| United States
Restructuring Cost and Reserve [Line Items]
Number of facilities closed (facility) \| facility			1
Consumer Packaging \| U.K.
Restructuring Cost and Reserve [Line Items]
Number of facilities closed (facility) \| facility			1
Consumer Packaging
Restructuring Cost and Reserve [Line Items]
Other asset impairments		$ 2,635
Other Segments
Restructuring Cost and Reserve [Line Items]
Other asset impairments		$ 2,399
Protective Packaging Business \| Other restructuring activity
Restructuring Cost and Reserve [Line Items]
Impairment charges on intangible assets	$ 2,155