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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities: |  |
Net income | $ 34,885 | $ 11,997
Adjustments to reconcile net income to net cash used in operating activities: |  |
Depreciation and amortization | 2,881 | 3,122
Stock-based compensation expense | 2,108 | 3,511
Inventory impairments and abandonments | 0 | 465
Deferred and other income tax expense | 6,460 | 4,114
Gain on sale of fixed assets | (83) | (95)
Change in allowance for doubtful accounts | 0 | (10)
Equity in (income) loss of unconsolidated entities | (288) | 75
Cash distributions of income from unconsolidated entities | 162 | 0
Changes in operating assets and liabilities: |  |
Decrease in accounts receivable | 4,883 | 1,228
Decrease in income tax receivable | 0 | 49
Increase in inventory | (79,158) | (62,661)
Decrease in other assets | 335 | 1,076
Decrease in trade accounts payable | (18,690) | (11,329)
Decrease in other liabilities | (31,312) | (26,120)
Net cash used in operating activities | (77,817) | (74,578)
Cash flows from investing activities: |  |
Capital expenditures | (2,894) | (2,953)
Proceeds from sale of fixed assets | 83 | 95
Net cash used in investing activities | (2,811) | (2,858)
Cash flows from financing activities: |  |
Debt issuance costs | 0 | (427)
Tax payments for stock-based compensation awards | (6,618) | (2,620)
Stock option exercises | 0 | 3
Net cash used in financing activities | (6,618) | (3,044)
Net decrease in cash, cash equivalents, and restricted cash | (87,246) | (80,480)
Cash, cash equivalents, and restricted cash at beginning of period | 274,143 | 342,528
Cash, cash equivalents, and restricted cash at end of period | $ 186,897 | $ 262,048

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