Equity Incentive Plans (Assumptions Used in the Black-Scholes Model) (Details) - Common Stock Options [Member]	3 Months Ended
	Mar. 31, 2024 Y	Mar. 31, 2023 Y
Measurement Input, Expected Dividend Rate [Member]
Fair value input, equity securities	0	0
Minimum [Member] | Measurement Input, Risk Free Interest Rate [Member]
Fair value input, equity securities	0.0424	0.0354
Minimum [Member] | Measurement Input, Price Volatility [Member]
Fair value input, equity securities	0.894	0.9099
Minimum [Member] | Measurement Input, Expected Term [Member]
Fair value input, equity securities	5.12	5.5
Maximum [Member] | Measurement Input, Risk Free Interest Rate [Member]
Fair value input, equity securities	0.0425	0.042
Maximum [Member] | Measurement Input, Price Volatility [Member]
Fair value input, equity securities	0.925	0.9158
Maximum [Member] | Measurement Input, Expected Term [Member]
Fair value input, equity securities	7.0	7.00