Available for Sale Securities - Other Securities Policy: Pooled Trust Preferred Securities (Details)	12 Months Ended
	Jun. 30, 2023 USD ($) security	Jun. 30, 2022 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Credit losses recognized on investments	$ 0	$ 0
Corporate Obligations
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Number of Pooled Trust Preferred Securities | security	2
Fair Value of Pooled Trust Preferred Securities Held	$ 698,000
Pooled trust preferred securities, unrealized losses in a continuous unrealized loss position for twelve months or more	$ 282,000