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v3.22.2.2

Retirement and Other Benefit Plans (Details) $ in Thousands | 12 Months Ended
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Sep. 30, 2020 USD ($)
Retirement and Other Benefit Plans |
Employer contributions | $ 25,700
Plan liabilities settled | 32,400
Plan liabilities settled by entering into an agreement to purchase annuities from Massachusetts Mutual Life Insurance Company | 69,100
Charges associated with these settlements | $ 40,600

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