v3.22.4

Basis of Presentation (Narrative) (Details) $ / shares in Units, $ in Millions	Nov. 03, 2022 position	Oct. 07, 2022	Dec. 31, 2022 USD ($) $ / shares	Jun. 30, 2022 $ / shares
Basis of Presentation [Abstract]
Percentage of workforce reduction	60.00%
Number of positions reduced | position	69
Cash and cash equivalents and marketable securities | $			$ 9.9
Reverse stock split, shares received per share tendered		0.04
Common stock, par value (in dollars per share) | $ / shares			$ 0.001	$ 0.001

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Cash and cash equivalents plus debt securities

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Face amount or stated value per share of common stock.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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The expected number of positions to be eliminated as a result of restructuring activities.

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The number of positions eliminated during the period as a percentage of total positions eliminated during the period in connection with the restructuring plan(s).

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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