Equity - Additional Information (Details) - USD ($)					1 Months Ended	9 Months Ended	12 Months Ended
	Nov. 02, 2021	Oct. 01, 2021	Jan. 04, 2021	Mar. 10, 2020	Oct. 31, 2021	Sep. 30, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Percentage of operating partnership held						74.60%	73.90%
Class A units
Class of Stock [Line Items]
Class A Units not held by Company (in shares)						20,853,485
The Amendments | Common stock
Class of Stock [Line Items]
Shares issued (in shares)						2,118,670
Sale of stock, weighted average price per share						$ 13.21
Consideration received on transaction						$ 27,400,000
The Amendments | Common stock | Subsequent Event
Class of Stock [Line Items]
Shares issued (in shares)					181,562
Sale of stock, weighted average price per share					$ 13.56
Consideration received on transaction					$ 2,400,000
Noncontrolling interests in investment entities | Operating Partnership
Class of Stock [Line Items]
Ownership interest percentage in properties						$ 600,000	$ 500,000
Redeemable convertible preferred stock
Class of Stock [Line Items]
Preferred Stock dividend rate percentage						6.75%	6.75%
Redeemable convertible preferred stock | At The Market Program
Class of Stock [Line Items]
Preferred Stock dividend rate percentage				6.75%
Maximum aggregate offering price of shares to be sold (up to)				$ 300,000,000
Series A Preferred Stock | The Amendments | Subsequent Event
Class of Stock [Line Items]
Maximum aggregate offering price of shares to be sold (up to)	$ 234,500,000
Common Class A | Stock Issuance - Shares From Existing Shareholder
Class of Stock [Line Items]
Sale of stock, number of shares issued in transaction			12,000
Common Class A | Stock Issuance - Shares From Existing Shareholder | Subsequent Event
Class of Stock [Line Items]
Consideration received on transaction		$ 2,900,000
Sale of stock, number of shares issued in transaction		220,000