Equity Incentive Plans (Narrative) (Details) $ / shares in Units, $ in Millions	6 Months Ended
Jun. 30, 2025 USD ($) $ / shares shares
Shares available for future grants under the 2016 Plan	2,074,688
Common stock closing price \| $ / shares	$ 1.9
Equity Incentive Plan 2016
Shares available for future grants under the 2016 Plan	2,074,688
Stock Options And Restricted Stock Awards
Unrecognized compensation cost related to unvested options \| $	$ 3.4
Weighted-average remaining period for recognition of compensation costs related to unvested options	1 year 10 months 24 days

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Amount of cost to be recognized for option under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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-Name Accounting Standards Codification
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-Section 50
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Price of a single share of a number of saleable stocks of a company.

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