XML 32 R19.htm IDEA: XBRL DOCUMENT
v3.23.2

Warranty Reserves | 12 Months Ended
--- | ---
Apr. 30, 2023
Warranty Reserves |
Warranty Reserves | 9. Warranty Reserves ​ Warranty reserve activity is summarized as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | April 30, | ​
​ | ​ | 2023 |  | 2022 |
​ | ​ | (In thousands) |
Beginning balance | ​ | $ | 2,190 | ​ | $ | 2,341 | ​
Balance acquired from acquisition | ​ | ​ | — | ​ | ​ | 256 | ​
Warranty expense | ​ |  | 3,052 | ​ |  | 1,089 | ​
Warranty costs settled | ​ |  | (1,600) | ​ |  | (1,496) | ​
Ending balance | ​ | $ | 3,642 | ​ | $ | 2,190 | ​
​

X
- References No definition available. + Details
Name: | us-gaap_ProductWarrantiesDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -URI https://asc.fasb.org/topic&trid=2155896 + Details
Name: | us-gaap_ProductWarrantyDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration