Note 3 - Fair Value Measurements

12 Months Ended

Mar. 31, 2024

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]

Fair Value Measurements

3. Fair value measurements

Assets and liabilities measured at fair value on a recurring basis as of March 31, 2024 are as follows:

	Total		Quoted prices in active markets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	$		$		$		$
Assets
Guaranteed investment certificates and term deposits    classified as cash equivalents		19,725		19,725		—		—
Total assets		19,725		19,725		—		—
Liabilities
Derivative warrant liabilities		4,359		—		—		4,359
Total liabilities		4,359		—		—		4,359

Assets measured at fair value on a recurring basis as of March 31, 2023 are as follows:

	Total		Quoted prices in active markets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	$		$		$		$
Assets
Term deposits classified as cash equivalents		10,072		10,072		—		—
Guaranteed investment certificate classified as a    short-term investment		15		15		—		—
Total assets		10,087		10,087		—		—

There were no changes in valuation techniques or transfers between Levels 1, 2 or 3 during the years ended March 31, 2024 and 2023. The Company’s derivative warrant liabilities are measured at fair value on a recurring basis using unobservable inputs that are classified as Level 3 inputs. Refer to Note 10(b) for the valuation techniques and assumptions used in estimating the fair value of the derivative warrant liabilities.