Fair Value Measurements Quantitative Inputs and Assumptions Leve 3 Corporate Debt Securities (Details) - Level 3 - Fair Value, Recurring	12 Months Ended
	Dec. 31, 2023
Minimum | Spread to 10 Year Treasury
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.048
Minimum | Discount Rates [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.087
Maximum | Spread to 10 Year Treasury
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.103
Maximum | Discount Rates [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.142
Weighted Average [Member] | Spread to 10 Year Treasury
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.069
Weighted Average [Member] | Discount Rates [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Equity Warrants, Measurement Input	0.108