Note 2 - Fair Value Measurements - Summary of Fair Value Measurement Inputs and Valuation Techniques (Details)	Mar. 31, 2025
Measurement Input, Expected Term [Member] \| Valuation Technique, Binomial Pricing Model [Member] \| The 2025 Note [Member]
Debt, measurement input	0.7
Measurement Input, Price Volatility [Member] \| Valuation Technique, Binomial Pricing Model [Member] \| The 2025 Note [Member]
Debt, measurement input	1.90
Measurement Input, Risk Free Interest Rate [Member] \| Valuation Technique, Binomial Pricing Model [Member] \| The 2025 Note [Member]
Debt, measurement input	0.041
Measurement Input, Expected Dividend Rate [Member] \| Valuation Technique, Binomial Pricing Model [Member] \| The 2025 Note [Member]
Debt, measurement input	0
Measurement Input, Credit Spread [Member] \| Valuation Technique, Binomial Pricing Model [Member] \| The 2025 Note [Member]
Debt, measurement input	0.359
Warrant Liability [Member] \| Measurement Input, Expected Term [Member] \| Valuation Technique, Black-Scholes-Merton Model [Member]
Derivative Liability, Measurement Input	4
Warrant Liability [Member] \| Measurement Input, Price Volatility [Member] \| Valuation Technique, Black-Scholes-Merton Model [Member]
Derivative Liability, Measurement Input	1.90
Warrant Liability [Member] \| Measurement Input, Risk Free Interest Rate [Member] \| Valuation Technique, Black-Scholes-Merton Model [Member]
Derivative Liability, Measurement Input	0.037
Warrant Liability [Member] \| Measurement Input, Expected Dividend Rate [Member] \| Valuation Technique, Black-Scholes-Merton Model [Member]
Derivative Liability, Measurement Input	0
Warrant Liability [Member] \| Measurement Input, Exercise Price [Member] \| Valuation Technique, Black-Scholes-Merton Model [Member]
Derivative Liability, Measurement Input	2.22

AEye, Inc. 10-Q