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Detail of Selected Balance Sheet Accounts | 12 Months Ended
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Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Detail of Selected Balance Sheet Accounts | Detail of Selected Balance Sheet Accounts Inventories The components of inventories are summarized below (in thousands):
| September 30,
| 2024 |  | 2023
Raw materials, parts and sub-assemblies | $ | 92,314 |  |  | $ | 68,631 |
Work-in-progress | 920 |  |  | 1,379 |
Provision for excess and obsolete inventories | (7,361) |  |  | (6,145) |
Total inventories | $ | 85,873 |  |  | $ | 63,865 |
Property, Plant and Equipment Property, plant and equipment are summarized below (in thousands):
| September 30, |  | Range of
| 2024 |  | 2023 |  | Asset Lives
Land | $ | 24,110 |  |  | $ | 21,526 |  |  | —
Buildings and improvements | 127,094 |  |  | 121,454 |  |  | 3 – 39 Years
Machinery and equipment | 94,889 |  |  | 92,477 |  |  | 3 – 15 Years
Furniture and fixtures | 2,885 |  |  | 3,726 |  |  | 3 – 10 Years
Construction in process | 3,317 |  |  | 4,129 |  |  | —
| $ | 252,295 |  |  | $ | 243,312 |  |  |
Less: Accumulated depreciation | (148,874) |  |  | (145,687) |  |  |
Total property, plant and equipment, net | $ | 103,421 |  |  | $ | 97,625 |  |  |
There were no assets under finance lease as of September 30, 2024 or September 30, 2023. Depreciation expense was $6.9 million, $8.6 million and $9.4 million for fiscal years 2024, 2023, and 2022, respectively. On July 1, 2024, we acquired land and buildings in Houston, Texas, for a total cash purchase price of approximately $5.6 million to help further facilitate executing the current backlog as well as planning for modest future volume growth. Accrued Product Warranty Activity in our product warranty accrual consisted of the following (in thousands):
| September 30,
| 2024 |  | 2023
Balance at beginning of period | $ | 3,305 |  |  | $ | 2,345 |
Increase to warranty expense | 7,525 |  |  | 3,752 |
Deduction for warranty charges | (5,039) |  |  | (2,800) |
Change due to foreign currency translation | 31 |  |  | 8 |
Balance at end of period | $ | 5,822 |  |  | $ | 3,305 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/210/tableOfContent + Details
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