v3.26.1
Detail of Selected Balance Sheet Accounts (Tables)
6 Months Ended
Mar. 31, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Components of Inventories
The components of inventories are summarized below (in thousands):
March 31, 2026September 30, 2025
Raw materials, parts and sub-assemblies$92,881 $90,743 
Work-in-progress2,057 2,222 
Provision for excess and obsolete inventories(8,634)(8,246)
Total inventories$86,304 $84,719 
Schedule of Property, Plant and Equipment
Property, plant and equipment are summarized below (in thousands):
 March 31, 2026September 30, 2025
Land$24,387 $24,436 
Buildings and improvements133,187 133,455 
Machinery and equipment100,534 99,840 
Furniture and fixtures3,530 3,056 
Construction in process5,728 2,110 
$267,366 $262,897 
Less: Accumulated depreciation(155,544)(151,848)
Total property, plant and equipment, net$111,822 $111,049 
Schedule of Activity in Product Warranty Accrual
Activity in our product warranty accrual consisted of the following (in thousands):
 Three months ended March 31,Six months ended March 31,
 2026202520262025
Balance at beginning of period$6,676 $6,106 $6,356 $5,822 
Increase to warranty expense1,694 1,357 3,663 2,854 
Deduction for warranty charges(1,710)(1,192)(3,376)(2,341)
Change due to foreign currency translation(23)13 (6)(51)
Balance at end of period$6,637 $6,284 $6,637 $6,284