Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021
Related Party Transactions
Management fees	$ 976	$ 1,100
Western Asset Management Company
Related Party Transactions
Management fees percentage	1.50%
Renewal term of management agreement period	1 year
Notice period to terminate the management agreement following initial term	180 days
Termination fee of management agreement	3
Prior period over which management fees were incurred used to calculate the termination fee under the management agreement	24 months
Notice period to terminate the management agreement for cause	30 days
Management fee waived, percent				25.00%
Management fees	$ 976	1,100
Reimbursable employee costs	91	$ 151
Management fees incurred but not yet paid	2,800		$ 3,900
Reimbursable employee costs incurred but not yet paid	$ 102		$ 86
Western Asset Management Company | Minimum
Related Party Transactions
Proportion of affirmative votes by the entity's independent directors to terminate the management agreement percentage	67.00%
Proportion of votes required by the entity's independent directors for acceptance of reduction in management fees percentage	67.00%