v3.26.1
Supplementary Balance Sheet Information
 9 Months Ended
Jun. 30, 2026
Balance Sheet Related Disclosures [Abstract]  
Supplementary Balance Sheet Information Supplementary Balance Sheet Information
Allowance for Expected Credit Losses
The allowance for expected credit losses for the nine months ended June 30, 2026 and 2025 is as follows (in thousands):
Nine Months Ended June 30,
20262025
Balance at beginning of period$4,649 $5,349 
Provisions2,839 2,546 
Payments received(2,910)(1,819)
Write-offs and adjustments(625)(550)
Balance at end of period$3,953 $5,526 
Inventories
The following is a summary of inventories at June 30, 2026 and September 30, 2025 (in thousands):
June 30,
2026		September 30,
2025
Raw materials and purchased parts$32,496 $33,319 
Work-in-process15,589 5,050 
Finished goods30,997 36,587 
Total inventories$79,082 $74,956 
Total inventories were net of inventory reserves of $8.0 million and $5.9 million, respectively, at June 30, 2026 and September 30, 2025.
Warranty and Retrofit Costs
The following is a summary of product and warranty retrofit activity for the nine months ended June 30, 2026 and 2025 (in thousands):
Nine Months Ended June 30,
20262025
Balance at beginning of period$4,713 $5,213 
Accruals for warranties during the period704 587 
Costs incurred during the period(1,370)(427)
Balance at end of period$4,047 $5,373