Employee Stock Ownership Plan (Narrative) (Details)	3 Months Ended
Sep. 30, 2020 USD ($) h	Sep. 30, 2019 USD ($) shares
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
ESOP compensation expense		$ 87,833
Value of shares repurchased		$ 8,291
Employee Stock Ownership Plan [Member]
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Number of hours worked per year to quality for the plan \| h	1,000
Shares repurchased \| shares		333
Value of shares repurchased		$ 8,291

Minimum number of hours worked per year for nonunion employees to participate in ESOP.

No definition available.

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- Definition

The amount of plan compensation cost recognized during the period.

+ References

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- 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

No definition available.

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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