Income Taxes - Federal Income Tax Treatment of Common Dividends (Details) - Common Stock - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax [Line Items]
Ordinary Income (A)	$ 0.9928	$ 0.5800	$ 0.7650
Unrecaptured Section 1250 Capital Gain	0.0060	0.2576	0.1074
Other Capital Gain	0.0128	0.1624	0.0460
Qualified Dividend	0.0684	0	0.0016
Distributions Per Common Share	$ 1.0800	$ 1.0000	$ 0.9200
Ordinary Income as a Percentage of Distributions	91.93%	58.00%	83.15%
Unrecaptured Section 1250 Gain as a Percentage of Distributions	0.55%	25.76%	11.68%
Capital Gain as a Percentage of Distributions	1.19%	16.24%	5.00%
Qualified Dividend as a Percentage Of Distributions	6.33%	0.00%	0.17%
Common Distributions Percentage	100.00%	100.00%	100.00%