XML 28 R12.htm IDEA: XBRL DOCUMENT
v3.20.2

Inventories | 12 Months Ended
--- | ---
Apr. 30, 2020
Inventory Disclosure [Abstract] |
Inventory Disclosure [Text Block] | 5. Inventories, Net Inventories, net at April 30, 2020 and 2019, respectively, consisted of the following (in thousands):
|  | 2020 |  |  | 2019 |
Raw Materials and Component Parts |  | $ | 15,470 |  |  | $ | 11,600 |
Work in Progress |  |  | 6,104 |  |  |  | 8,896 |
Finished Goods |  |  | 1,384 |  |  |  | 2,860 |
|  | $ | 22,958 |  |  | $ | 23,356 |
The Company’s inventory reserve policy resulted in a charge of $1.1 million in the fiscal year ended April 30, 2019. Inventory reserves included in inventory were $6.6 million for each of the fiscal years ended April 30, 2020 and 2019.

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

X
- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
Name: | us-gaap_InventoryDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration