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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Cash flows from operating activities: |  |
Net income | $ 2,984 | $ 35,158
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 19,226 | 17,238
Stock-based compensation expense | 3,647 | 5,474
Deferred tax provision (benefit) | 1,050 | (38,052)
Gain on sale of assets | (58) | (576)
Gain (Loss) on Disposition of Stock in Subsidiary | (4,465) |
Loss on divestiture |  | 0
Unrealized loss (gain) on investments | 1,990 | (489)
Changes in working capital items | (21,060) | (9,999)
Decrease (increase) in other assets | 1,426 | (5,336)
(Decrease) increase in other liabilities | (159) | 902
Other operating activities, net | (5,125) | 3,317
Net cash provided by operating activities | 8,386 | 7,637
Cash flows from investing activities: |  |
Capital expenditures | (8,458) | (11,647)
Acquisitions, net of cash acquired | (8,404) | (85,964)
Proceeds from sale of assets | 361 | 1,163
Proceeds from divestiture | 8,254 |
Proceeds from divestiture |  | 0
Investments and advances | (7,371) | (11,730)
Net cash used in investing activities | (15,618) | (108,178)
Cash flows from financing activities: |  |
Proceeds from long-term debt | 149,366 | 509,622
Payments on long-term debt | (128,659) | (396,321)
Purchases of treasury stock | (7,751) | (4,415)
Dividends | (6,414) | (6,071)
Other financing activities | (724) | 0
Net cash provided by financing activities | 5,818 | 102,815
Effect of exchange rate changes on cash | (322) | 353
Net change in cash and cash equivalents | (1,736) | 2,627
Non-cash investing and financing activities: |  |
Acquisition of long-term asset under financing arrangement | $ 0 | $ 14,544

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