Summary of Significant Accounting Policies - Equity at the Market Offering (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) $ / shares shares
Class of Stock [Line Items]
Shares sold under at-the-market offering program	$ 2,830
Common Stock
Class of Stock [Line Items]
Shares sold under at-the-market offering program	9
At the Market Offerings | Common Stock
Class of Stock [Line Items]
Shares sold under at-the-market offering program	2,800
Offering cost	$ 100
Shares sold under at-the-market offering program (in shares) | shares	97,623
Shares sold at the market (in dollars per share) | $ / shares	$ 30.70