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Rationalization Charges Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019
Restructuring Cost and Reserve [Line Items] |  |
Restructuring Reserve | $ 42,864 | $ 43,713
Metal container plant closings [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring Reserve | 809 | $ 898
Other Restructuring [Member] | Rationalization Plan [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Remaining expenses for this rationalization plan | 1,900 |
Remaining cash expenditure for this rationalization plan | 3,600 |
Annually over the next twenty years [Member] | Other Restructuring [Member] | Rationalization Plan [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Remaining cash expenditure for this rationalization plan | 3,100 |
Annually over the next twenty years [Member] | Central States Pension Plan withdrawal [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Remaining interest accretion expense for this rationalization plan | 1,100 |
Accrued Liabilities |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring Reserve | 4,700 |
Other Liabilities |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring Reserve | $ 38,200 |

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