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Distributions - Distributions Declared (Details) - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Distributions declared per share (in dollars per share)	$ 1.22	$ 1.20	$ 1.24
Ordinary dividends	70.59%	90.99%	84.58%
Long-term capital gains	20.79%	0.00%	0.00%
Qualified dividend income	0.00%	0.00%	0.00%
Dividends received deduction	0.00%	0.00%	0.00%
Interest-related dividends	64.49%	74.53%	79.13%
Qualified short-term capital gains	0.00%	0.00%	0.00%
Return of capital	8.62%	9.01%	15.42%

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Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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