Investments - Additional Information (Details) - loan	3 Months Ended	12 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Schedule of Investments [Line Items]
Number of loans in non-accrual status	2,000
Debt Securities, Variable Rate \| Investments At Fair Value \| Investment Type Concentration Risk
Schedule of Investments [Line Items]
Concentration percentage	99.90%	99.90%
Debt Securities, Fixed Rate \| Investments At Fair Value \| Investment Type Concentration Risk
Schedule of Investments [Line Items]
Concentration percentage	0.10%	0.10%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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