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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2015
Cash flows from operating activities: |  |  |
Net income | $ 31,813 | $ 4,693 | $ 344,094
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |  |
Depreciation and amortization | 14,009 | 13,794 | 13,338
Stock-based compensation expense | 8,159 | 7,959 | 6,135
Inventory impairments and abandonments | 2,445 | 15,282 | 3,109
Deferred and other income tax expense (benefit) | 678 | 15,903 | (326,360)
Write-off of deposit on legacy land investment | 2,700 | 0 | 0
Gain on sale of fixed assets | (294) | (957) | 0
Change in allowance for doubtful accounts | (24) | (698) | (193)
Equity in (income) loss of unconsolidated entities and marketable securities | (401) | (143) | 1,294
Cash distributions of income from unconsolidated entities | 171 | 165 | 224
Non-cash loss on extinguishment of debt | 3,677 | 4,978 | 0
Changes in operating assets and liabilities: |  |  |
Decrease (increase) in accounts receivable | 16,927 | (149) | (17,757)
Decrease (increase) in income tax receivable | 204 | 127 | (373)
Decrease (increase) in inventory | 41,911 | 129,028 | (121,700)
Increase in other assets | (168) | (471) | (165)
(Decrease) increase in trade accounts payable | (690) | (9,365) | 7,302
(Decrease) increase in other liabilities | (25,208) | (17,121) | 10,260
Other changes | 0 | 0 | (257)
Net cash provided by (used in) operating activities | 95,909 | 163,025 | (81,049)
Cash flows from investing activities: |  |  |
Capital expenditures | (12,440) | (12,219) | (15,964)
Proceeds from sale of fixed assets | 297 | 2,624 | 0
Investments in unconsolidated entities | (3,261) | (4,241) | (4,944)
Return of capital from unconsolidated entities and marketable securities | 1,621 | 1,142 | 24,245
Net cash (used in) provided by investing activities | (13,783) | (12,694) | 3,337
Cash flows from financing activities: |  |  |
Repayment of debt | (265,483) | (828,221) | (18,573)
Proceeds from issuance of new debt | 250,000 | 642,150 | 0
Repayment of borrowings from credit facility | (25,000) | (90,000) | (75,000)
Borrowings from credit facility | 25,000 | 90,000 | 75,000
Debt issuance costs | (4,919) | (11,246) | (126)
Other changes | (391) | (222) | (200)
Net cash used in financing activities | (20,793) | (197,539) | (18,899)
Increase (decrease) in cash, cash equivalents and restricted cash | 61,333 | (47,208) | (96,611)
Cash, cash equivalents and restricted cash at beginning of period | 243,276 | 290,484 | 387,095
Cash, cash equivalents and restricted cash at end of period | $ 304,609 | $ 243,276 | $ 290,484

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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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