Quarterly report pursuant to Section 13 or 15(d)

Fair Value - Summary of Significant Unobservable Inputs used in the Fair value Measurement of Retained Bonds (Details)

v3.22.1
Fair Value - Summary of Significant Unobservable Inputs used in the Fair value Measurement of Retained Bonds (Details) - Retained Bonds [Member]
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Measurement Input, Expected Term [Member] | Maximum [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Weighted average remaining life (in years) 24 years 8 months 12 days 25 years
Measurement Input, Expected Term [Member] | Minimum [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Weighted average remaining life (in years) 2 years 6 months 2 years 7 months 6 days
Measurement Input, Expected Term [Member] | Weighted Average [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Weighted average remaining life (in years) 5 years 5 years 1 month 6 days
Measurement Input, Discount Rate [Member] | Maximum [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 8.90% 8.20%
Measurement Input, Discount Rate [Member] | Minimum [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate (2.60%) 1.90%
Measurement Input, Discount Rate [Member] | Weighted Average [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Discount rate 4.10% 2.70%