Subsequent Events - Common Stock Dividend (Details) - $ / shares			3 Months Ended
	Oct. 14, 2021	Aug. 04, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020
Subsequent Event [Line Items]
Distributions declared per common stock/unit (in dollars per share)		$ 0.462	$ 0.462	$ 0.462	$ 0.462	$ 0.385	$ 0.385	$ 0.6875
Subsequent Event [Member]
Subsequent Event [Line Items]
Distributions declared per common stock/unit (in dollars per share)	$ 0.154