Long-Term Debt (Details) - USD ($)	3 Months Ended	6 Months Ended
	Sep. 30, 2021	Dec. 31, 2023	Jun. 30, 2023	Jun. 30, 2020
The Revolver Agreement
Long-term debt disclosure:
Line of credit, maximum borrowing capacity		$ 11,000,000	$ 11,000,000
Stock collateral (as a percent)		65%
Revolving line of credit:
Revolving line of credit		$ 0	$ 0
The Revolver Agreement | LIBOR | Minimum
Long-term debt disclosure:
Basis spread		1.15%
The Revolver Agreement | LIBOR | Maximum
Long-term debt disclosure:
Basis spread		2.00%
The Revolver Agreement | Prime rate
Long-term debt disclosure:
Basis spread		0.25%
Paycheck Protection Program
Long-term debt disclosure:
Loan forgiven	$ 3,904,000
Revolving line of credit:
Long-term debt				$ 3,904,000