XML 66 R52.htm IDEA: XBRL DOCUMENT v3.22.4
Borrowings - General, Narrative (Details) - USD ($)
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Jun. 09, 2018
Jun. 08, 2018
Nov. 05, 2014
Debt Disclosure [Abstract]                
Minimum asset coverage ratio           150.00% 200.00% 150.00%
Borrowings allowable per dollar of equity           $ 2    
Debt to equity ratio, maximum               1.65
Maximum secured debt ratio               0.70
Asset coverage ratio 177.42% 181.21% 180.68% 173.98% 181.37%