Fair Value Measurements (Details 1) - Level 3 - Fair Value, Recurring	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Minimum | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.030
Minimum | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input, Remaining Life	29 days
Maximum | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.034
Maximum | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input, Remaining Life	4 years 11 months 26 days
Weighted Average [Member] | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input, Remaining Life	3 years
Measurement Input, Price Volatility [Member] | Minimum | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.210
Measurement Input, Price Volatility [Member] | Maximum | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	1.399
Measurement Input, Price Volatility [Member] | Weighted Average [Member] | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.286
Measurement Input, Prepayment Rate [Member] | Minimum | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.100
Measurement Input, Prepayment Rate [Member] | Maximum | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.150
Measurement Input, Prepayment Rate [Member] | Weighted Average [Member] | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.121
Measurement Input, Default Rate [Member] | Private Label CMOs
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value Inputs, Prepayment Rate (Deprecated 2018-01-31)		0.020
Measurement Input, Default Rate [Member] | Weighted Average [Member] | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.020
Measurement Input, Loss Severity [Member] | Private Label CMOs
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value Inputs, Prepayment Rate (Deprecated 2018-01-31)	0.600
Measurement Input, Loss Severity [Member] | Weighted Average [Member] | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.600
Measurement Input, Discount Rate | Weighted Average [Member] | Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Asset-Backed Securities, Measurement Input	0.033
Measurement Input, Risk Free Interest Rate [Member] | Minimum | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.001
Measurement Input, Risk Free Interest Rate [Member] | Maximum | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.013
Measurement Input, Risk Free Interest Rate [Member] | Weighted Average [Member] | Warrant [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.009