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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) | 3 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities: |  |
Net loss | $ (6,768,000) | $ (1,050,000)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |
Deferred income tax expense (benefit) | (1,000) | 6,000
Rental equipment depreciation | 3,543,000 | 3,831,000
Property, plant and equipment depreciation | 1,105,000 | 985,000
Amortization of intangible assets | 446,000 | 433,000
Accretion of discounts on short-term investments | 52,000 |
Stock-based compensation expense | 536,000 | 548,000
Bad debt expense | 15,000 | 7,000
Inventory obsolescence expense | 671,000 | 617,000
Change in estimated fair value of contingent consideration | (2,440,000) | (697,000)
Gross profit from sale of used rental equipment | (2,612,000) | (4,127,000)
Realized loss short-term investments | 7,000 | 0
Effects of changes in operating assets and liabilities: |  |
Trade accounts and notes receivables | 1,477,000 | 5,143,000
Unbilled receivables |  | (4,263,000)
Inventories | 74,000 | (2,065,000)
Other assets | 157,000 | (1,422,000)
Accounts payable trade | (2,623,000) | 4,053,000
Other liabilities | (965,000) | 311,000
Net cash provided by (used in) operating activities | (7,326,000) | 2,310,000
Cash flows from investing activities: |  |
Purchase of property, plant and equipment | (145,000) | (597,000)
Investment in rental equipment | (782,000) | (13,000)
Proceeds from the sale of used rental equipment | 1,048,000 | 112,000
Purchases of short-term investments | (450,000) |
Proceeds from the sale of short-term investments | 2,249,000 |
Net cash provided by (used in) investing activities | 1,920,000 | (498,000)
Cash flows from financing activities: |  |
Payments on contingent consideration | (807,000) |
Purchase of treasury stock | (695,000) | (828,000)
Net cash used in financing activities | (1,502,000) | (828,000)
Effect of exchange rate changes on cash | 5,000 | 49,000
Increase (decrease) in cash and cash equivalents | (6,903,000) | 1,033,000
Cash and cash equivalents, beginning of fiscal year | 14,066,000 | 32,686,000
Cash and cash equivalents, end of fiscal period | 7,163,000 | 33,719,000
SUPPLEMENTAL CASH FLOW INFORMATION: |  |
Cash paid for income taxes | 82,000 | 40,000
Issuance of notes receivable in connection with sale of used rental equipment | 3,745,000 | 9,868,000
Inventory transferred to (from) rental equipment | 863,000 | $ (667,000)
Inventory transferred to property, plant and equipment | $ 172,000 |

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