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Short-term Borrowings - Schedule of Lines of Credit (Details) - Line of Credit	Sep. 30, 2025 USD ($)
Line of Credit Facility [Line Items]
Outstanding	$ 55,000,000.0
Available	93,000,000.0
Maximum	148,000,000.0
Bank of America
Line of Credit Facility [Line Items]
Outstanding	10,000,000.0
Available	50,000,000.0
Maximum	60,000,000.0
PNC Bank
Line of Credit Facility [Line Items]
Outstanding	28,200,000
Available	39,800,000
Maximum	68,000,000.0
CoBank, ACB
Line of Credit Facility [Line Items]
Outstanding	16,800,000
Available	3,200,000
Maximum	$ 20,000,000.0

X

- 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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
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-Publisher FASB
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-Topic 470
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-Section 50
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X

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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-Subparagraph (SX 210.5-02(22)(b))
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-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 10
-Name Accounting Standards Codification
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X

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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