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v3.25.3

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Sep. 30, 2024
--- | --- | ---
Deferred Tax Assets: |  |
Research and experimental expenditures | $ 18,406 | $ 12,552
Long-term contracts | 6,801 | 7,480
Deferred compensation | 3,306 | 2,868
Uniform capitalization and inventory | 2,016 | 1,511
Warranty accrual | 1,447 | 1,304
Stock-based compensation | 1,367 | 1,269
Reserve for accrued employee benefits | 1,189 | 1,029
Net operating loss | 1,086 | 1,248
Credit carryforwards | 797 | 1,304
Other | 671 | 655
Deferred tax assets | 37,086 | 31,220
Deferred Tax Liabilities: |  |
Depreciation and amortization | (5,687) | (3,773)
Retention and other | (1,597) | (1,310)
Deferred tax liabilities | (7,284) | (5,083)
Less: valuation allowance | (1,659) | (1,599)
Net deferred tax asset | $ 28,143 | $ 24,538

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