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Schedule II - Condensed Financial Information of Registrant - Additional Information (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Guarantee of debt        
Condensed Cash Flow Statements Captions [Line Items]        
Guarantee obligation $ 10,000,000.0 $ 10,000,000.0    
Interest rate 4.00% 4.00%    
Parent Company        
Condensed Cash Flow Statements Captions [Line Items]        
Dividends received from subsidiaries during period   $ 0 $ 0 $ 0
Non-cash dividend received from subsidiary     $ 6,000,000.0  
Parent Company | Sycamore        
Condensed Cash Flow Statements Captions [Line Items]        
Dividends received from subsidiaries during period $ 10,800,000