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v3.23.3

Detail of Selected Balance Sheet Accounts | 12 Months Ended
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Sep. 30, 2023
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,
| 2023 |  | 2022
Raw materials, parts and sub-assemblies | $ | 68,631 |  |  | $ | 54,220 |
Work-in-progress | 1,379 |  |  | 1,202 |
Provision for excess and obsolete inventories | (6,145) |  |  | (5,007) |
Total inventories | $ | 63,865 |  |  | $ | 50,415 |
Property, Plant and Equipment Property, plant and equipment are summarized below (in thousands):
| September 30, |  | Range of
| 2023 |  | 2022 |  | Asset Lives
Land | $ | 21,526 |  |  | $ | 21,299 |  |  | —
Buildings and improvements | 121,454 |  |  | 120,506 |  |  | 3 – 39 Years
Machinery and equipment | 92,477 |  |  | 88,213 |  |  | 3 – 15 Years
Furniture and fixtures | 3,726 |  |  | 3,581 |  |  | 3 – 10 Years
Construction in process | 4,129 |  |  | 1,728 |  |  | —
| $ | 243,312 |  |  | $ | 235,327 |  |  |
Less: Accumulated depreciation | (145,687) |  |  | (136,699) |  |  |
Total property, plant and equipment, net | $ | 97,625 |  |  | $ | 98,628 |  |  |
There were no assets under finance lease as of September 30, 2023 or September 30, 2022. Depreciation expense was $8.6 million, $9.4 million and $10.2 million for fiscal years 2023, 2022, and 2021, respectively. Accrued Product Warranty Activity in our product warranty accrual consisted of the following (in thousands):
| September 30,
| 2023 |  | 2022
Balance at beginning of period | $ | 2,345 |  |  | $ | 2,531 |
Increase to warranty expense | 3,752 |  |  | 1,425 |
Deduction for warranty charges | (2,800) |  |  | (1,564) |
Change due to foreign currency translation | 8 |  |  | (47) |
Balance at end of period | $ | 3,305 |  |  | $ | 2,345 |

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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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