Number of years that all of the Company's defined benefit plans are closed to newly hired employees.

No definition available.

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- Definition

Number of years that the Company's supplementary retirement plans are closed to newly hired employees.

+ References

No definition available.

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- Definition

Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.

+ References

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- Definition

Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.

+ References

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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.

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Amount before allowance of loans made to policy and contract holders using their life insurance contracts' cash value or separate accounts as collateral. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums over and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

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- Definition

Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans.

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- Definition

Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy.

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Pension and Retirement Plans - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2022	Sep. 30, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of Years Defined Benefit Plans are Closed to Newly Hired Employees			2 years
Number of Years Supplementary Retirement Plans are Closed to Newly Hired Employees			2 years
Gain on a life insurance policy		$ 100
Life insurance amount due			$ 1,447	$ 4,405
Proceeds from corporate life insurance owned policy	$ 322		322	0
Benefits paid	$ 900
Pension:
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Gain on a life insurance policy			(4,595)	(664)
Life insurance amount due				2,735
Benefits paid			480	433
UNITED STATES
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Life insurance amount due			1,447	2,009
UNITED STATES \| Pension:
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Loans, Gross, Insurance Policy			3,500	2,600
Gain on a life insurance policy			(21)	(6)
Life insurance amount due			261	339
Benefits paid			$ 68	$ 92