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Common Stock - Additional Information (Details) - USD ($)	3 Months Ended		142 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Dec. 31, 2022	Nov. 10, 2022
Class of Stock [Line Items]
Maximum common stock can be purchased under repurchase program	$ 5,000,000		$ 5,000,000
Common Stock, Shares, Outstanding	24,988,398		24,988,398	24,727,788
At-the-Market Offering Program
Class of Stock [Line Items]
Weighted-average price			$ 20.49
Gross proceeds received			$ 11,289,000
Net proceeds from common stock under ATM program			11,120,000
Common Stock
Class of Stock [Line Items]
Number of Shares Sold	260,610
Maximum aggregate offering price of common stock under at-the-market program					$ 50,000,000
Maximum common stock can be purchased under repurchase program	$ 5,000,000		$ 5,000,000
Number of shares repurchased under repurchase program	0	0
Available under ATM program	$ 38,711,000
Common Stock | At-the-Market Offering Program
Class of Stock [Line Items]
Number of Shares Sold			550,998
Common Stock | Raymond James & Associates, Inc. and Robert W. Baird & Co
Class of Stock [Line Items]
Number of Shares Sold	260,610
Weighted-average price	$ 20.68
Gross proceeds received	$ 5,389,000
Net proceeds from common stock under ATM program	$ 5,306,000

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