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Equity Incentive Plan - Stock Option Activity (Details) - $ / shares	3 Months Ended	12 Months Ended
	Sep. 30, 2021	Jun. 30, 2021
Number of Options
Number of options outstanding, beginning balance	109,588
Forfeited/cancelled	(6,077)
Expired	(7,645)
Number of options outstanding, ending balance	95,866	109,588
Weighted Average Exercise Price
Weighted average exercise price outstanding, beginning balance	$ 14.52
Forfeited/cancelled	6.33
Expired	8.53
Weighted average exercise price outstanding, ending balance	$ 15.52	$ 14.52
Additional information
Outstanding, weighted average remaining contractual life (Year)	8 years 4 months 24 days	8 years 25 days
Number of options exercisable	47,953
Weighted average exercise price exercisable	$ 22.73
Weighted average remaining contractual life in years exercisable	8 years 3 months 10 days

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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