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Borrowings - Additional Information (Details) - USD ($) $ in Thousands				9 Months Ended	12 Months Ended
	Sep. 28, 2021	Aug. 06, 2021	Jul. 15, 2021	Sep. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Long-term unsecured debt				$ 86,302	$ 85,994
Unamortized debt issuance costs				$ 1,379	$ 1,687
Weighted-average term to maturity (in days)				30 days 19 hours	27 days 4 hours
Weighted-average rate				3.27%	0.25%
6.000% Senior Notes due 2026
Debt Instrument [Line Items]
Debt instrument, issued			$ 37,750
Net proceeds from after deducting underwriter discounts			$ 36,570
Senior Notes Due 2023
Debt Instrument [Line Items]
Debt instrument redemption amount		$ 23,821
Debt instrument redemption price percentage		100.00%
Secured Debt \| McLean SFR Investment, LLC
Debt Instrument [Line Items]
Unamortized debt issuance costs				$ 223	$ 264
Maturity	Oct. 09, 2026
Annual Interest Rate	2.76%
Outstanding balance				$ 56,801	$ 39,178
Debt Instrument, collateral description				The loan is secured by a first priority interest in all the assets of McLean SFR and a first priority pledge of the equity interest of McLean SFR. If the outstanding principal balance of the loan is greater than 74% of the fair value of the eligible collateral, McLean SFR is required to either pledge additional collateral or prepay the loan in an amount so that the outstanding principal balance does not exceed 74% of the fair value of the eligible collateral.
Agency MBS
Debt Instrument [Line Items]
Mortgage Loan Rate				SOFR plus 2.61%
Mortgage loan maturity date				Aug. 23, 2023
Weighted-average term to maturity (in days)				13 days	13 days
Weighted-average rate				3.02%	0.14%
Agency MBS \| SOFR
Debt Instrument [Line Items]
Mortgage loan floor rate				2.61%
Minimum \| Agency MBS
Debt Instrument [Line Items]
MBS repurchase agreement contract duration				30 days
Maximum \| Secured Debt \| McLean SFR Investment, LLC
Debt Instrument [Line Items]
Debt instrument, issued	$ 150,000
Percentage of fair value of eligible properties of loan amount	74.00%
Maximum \| Agency MBS
Debt Instrument [Line Items]
MBS repurchase agreement contract duration				60 days
Mortgage loan maturity date extension option				364 days