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v3.23.2

Property, Plant and Equipment, Net | 12 Months Ended
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May 31, 2023
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT, NET | PROPERTY, PLANT AND EQUIPMENT, NET Property, plant and equipment are summarized as follows:
(in thousands) | May 31, 2023 |  | May 31, 2022
Building and building improvements | $ | 29,660 |  |  | $ | 29,425 |
Computer software and equipment | 27,435 |  |  | 27,292 |
Machinery and equipment | 17,023 |  |  | 15,453 |
Placement and evaluation units | 26,355 |  |  | 21,009 |
Construction in progress | 2,444 |  |  | 2,402 |
| 102,917 |  |  | 95,581 |
Less accumulated depreciation | (59,026) |  |  | (51,069) |
| 43,891 |  |  | 44,512 |
Land and land improvements | 493 |  |  | 493 |
| $ | 44,384 |  |  | $ | 45,005 |
Depreciation expense for fiscal years 2023, 2022 and 2021 was $11.9 million, $7.6 million and $5.7 million, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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