Stockholders' Equity - (Details) - At-the-Market Sales Agreement - USD ($) $ in Millions	1 Months Ended	3 Months Ended
Aug. 31, 2019	Mar. 31, 2020
Common stock reserved
Maximum amount of shares for offering	$ 25.0
Maximum commission percentage	3.00%
Net proceeds		$ 2.1
Number of shares sold		468,427
Shares available for future issuance		$ 17.7

The aggregate amount of common stock available for future sale under the agreement.

No definition available.

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- Definition

The maximum amount for aggregate offering and sale of common stock under the agreement.

+ References

No definition available.

+ Details

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- Definition

Represents the commission paid calculated as a maximum percentage of gross proceeds of any sales made pursuant to the Sales Agreement.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
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- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 10
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- Details

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