Registered Direct Offering - Common Stock - Additional Information (Details) - USD ($) $ in Thousands		6 Months Ended
Feb. 05, 2021	Jul. 31, 2021
Equity [Abstract]
Number of shares sold	11,111,111
Gross purchase price before payment of offering costs	$ 5,000	$ 4,375
Payment of offering costs	$ 600

Number of new stock issued during the period.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration