Subsequent Event	3 Months Ended
Mar. 31, 2022
Subsequent Events [Abstract]
Subsequent Event	15. Subsequent Event On April 5, 2022, the Company entered into purchase agreements with certain investors providing for the issuance and sale by the Company of 2,250 common shares in a registered direct offering. The common shares were offered at a price of $25.90 per share, and the gross cash proceeds to the Company were $58,275. The closing of the registered direct offering occurred on April 7, 2022. The Company incurred $60 of legal costs related to the offering.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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