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Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - Public Offering [Member] $ / shares in Units, $ in Millions	Jul. 02, 2018 USD ($) $ / shares shares
Issuance of common stock | shares	9,200,000
Net proceeds from public offering, after underwriting discount, commission and estimated offering expenses | $	$ 64.6
Share price per share | $ / shares	$ 7.50

X

- Definition

The cash inflow associated with the amount received from entity's first offering of stock to the public.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
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- Definition

Per share or per unit amount of equity securities issued.

+ References

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- Definition

Number of new stock issued during the period.

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