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Rationalization Charges - Rationalization Charges by Business Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Restructuring Cost and Reserve [Line Items] |  |  |  |
Rationalization charges | $ 354 | $ 1,942 | $ 10,711 | $ 4,741
Dispensing and Specialty Closures |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Rationalization charges | 67 | 700 | 5,298 | 1,442
Metal Containers |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Rationalization charges | 225 | 1,153 | 5,246 | 3,116
Custom Containers |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Rationalization charges | $ 62 | $ 89 | $ 167 | $ 183

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of restructuring charges, remediation cost, and asset impairment loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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