Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Income Tax Disclosure [Line Items]    
Intended annual distribution of taxable income 100.00%  
Required annual distribution of taxable income 90.00%  
Estimated net operating loss carryforwards $ 165,021  
Net operating loss carryforward subject to expiration year $ 14,588  
Net operating loss carryforwards, expiration year 2028  
Net operating loss carryforward not subject to expiration year $ 150,433  
Capital loss carryforwards expiration in year 2022 3,763  
Capital loss carryforwards expiration in year 2023 110,323  
Capital loss carryforwards expiration in year 2026 13,036  
Alternate minimum tax credit carryforward cash refund   $ 4,566
Provision for income taxes 1,566 $ 0
Capital Loss Carryforward    
Income Tax Disclosure [Line Items]    
Tax Credit Carryforward, Amount $ 127,122