Retirement Plans and Other Postretirement Benefits - Narrative (Details) $ in Millions	3 Months Ended
Mar. 31, 2022 USD ($)
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Minimum employer contributions for the next three years	$ 0

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.

No definition available.

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