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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Jun. 30, 2017 | Jun. 30, 2016
Cash flows provided by (used in) operating activities: |  |  |
Net income |  | $ 44,647 | $ 64,029
Adjustment to reconcile net income to net cash provided by (used in) operating activities: |  |  |
(Increase) decrease in fair value of derivative instruments | [1] | 7,026 | (20,071)
Depreciation and amortization |  | 21,677 | 20,893
Provision (recovery) for losses on accounts receivable |  | 2,261 | (140)
Change in deferred taxes |  | 4,451 | 13,299
Changes in operating assets and liabilities: |  |  |
(Increase) decrease in receivables |  | (40,524) | 647
Decrease in inventories |  | 3,761 | 13,402
Decrease in other assets |  | 3,443 | 968
Decrease in accounts payable |  | (3,468) | (2,173)
Decrease in customer credit balances |  | (45,757) | (2,026)
Increase in other current and long-term liabilities |  | 25,693 | 21,357
Net cash provided by operating activities |  | 23,210 | 110,185
Cash flows provided by (used in) investing activities: |  |  |
Capital expenditures |  | (9,348) | (7,230)
Proceeds from sales of fixed assets |  | 171 | 303
Purchase of investments | [2] | (11,538) |
Acquisitions |  | (14,504) | (8,829)
Net cash used in investing activities |  | (35,219) | (15,756)
Cash flows used in financing activities: |  |  |
Term loan repayment |  | (13,700) | (5,000)
Distributions |  | (18,020) | (17,097)
Unit repurchases |  |  | (707)
Customer retainage payments |  | (575) | (680)
Payments of debt issuance costs |  | (60) | (297)
Net cash used in financing activities |  | (32,355) | (23,781)
Net (decrease) increase in cash, cash equivalents, and restricted cash |  | (44,364) | 70,648
Cash, cash equivalents, and restricted cash at beginning of period |  | 139,188 | 100,508
Cash, cash equivalents, and restricted cash at end of period |  | $ 94,824 | $ 171,156
[1] | Represents the change in value of unrealized open positions and expired options.
[2] | See Note 2 - Investments

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