Note 13 - Share-Based Compensation - Restricted Stock Activity (Details) - Restricted Stock [Member] - USD ($)	3 Months Ended
	Jun. 30, 2024
Unvested restricted stock awards (in shares)	145,921
Unvested restricted stock awards, grant date price (in dollars per share)	$ 12.37
Granted (in shares)	0
Granted, grant date price (in dollars per share)	$ 0
Forfeited (in shares)	(18,340)
Forfeited, grant date price (in dollars per share)	$ 12.26
Vested (in shares)	(17,645)
Vested, grant date price (in dollars per share)	$ 13.54
Unvested restricted stock awards (in shares)	109,936
Unvested restricted stock awards, grant date price (in dollars per share)	$ 12.2
Unrecognized compensation cost	$ 1,092,000
Weighted average remaining recognition period (years) (Year)	2 years 4 months 20 days