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v3.22.0.1

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Operating Activities: |  |
Net loss | $ (2,846) | $ (364)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 2,414 | 2,630
Stock-based compensation | 1,008 | 894
Bad debt expense (recovery), net | 91 | (19)
Deferred income taxes | (915) | (82)
Changes in operating assets and liabilities: |  |
Accounts receivable, net | (1,189) | (6,249)
Contract assets and liabilities, net | (6,730) | (4,955)
Inventories | (6,312) | 244
Income taxes | (578) | 267
Prepaid expenses and other current assets | 857 | 166
Accounts payable | (2,918) | (7,387)
Accrued liabilities | (11,035) | (10,087)
Other, net | 320 | (234)
Net cash used in operating activities | (27,833) | (25,176)
Investing Activities: |  |
Purchases of short-term investments | (3,937) | (3,924)
Maturities of short-term investments | 0 | 7,847
Purchases of property, plant and equipment, net | (436) | (961)
Net cash provided by (used in) investing activities | (4,373) | 2,962
Financing Activities: |  |
Payments on industrial development revenue bonds | (400) | (400)
Shares withheld in lieu of employee tax withholding | (660) | (632)
Dividends paid | (3,048) | (3,028)
Net cash used in financing activities | (4,108) | (4,060)
Net decrease in cash and cash equivalents | (36,314) | (26,274)
Effect of exchange rate changes on cash and cash equivalents | (95) | 74
Cash and cash equivalents at beginning of period | 114,314 | 160,216
Cash and cash equivalents at end of period | $ 77,905 | $ 134,016

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