v3.26.1
COMMITMENTS AND CONTINGENCIES (Tables)
12 Months Ended
Apr. 30, 2026
COMMITMENTS AND CONTINGENCIES.  
Schedule of changes in warranty reserves

Changes in warranty reserves are as follows (in thousands):

  ​ ​ ​

Year Ended April 30,

2026

  ​ ​ ​

2025

Balance at beginning of period

$

259

$

174

Warranty issued during period

 

143

 

105

Change in pre-existing reserves

 

 

Warranty expenditures during period

 

(16)

 

(20)

Balance at end of period

$

386

$

259