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Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012
Cash flows provided by (used in) operating activities: |  |  |
Net income | $ 36,084 | $ 29,906 | $ 25,989
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |  |
(Increase) decrease in the fair value of derivative instruments | 6,566 | 6,775 | (8,549)
Depreciation and amortization | 23,237 | 19,047 | 18,029
Provision for losses on accounts receivable | 7,514 | 6,481 | 6,017
Change in deferred taxes | 658 | 1,676 | 12,913
Changes in operating assets and liabilities net of amounts related to acquisitions: |  |  |
(Increase) decrease in receivables | 12,771 | (14,074) | 5,804
(Increase) decrease in inventories | 14,057 | (20,664) | 34,335
Decrease in other assets | 2,571 | 4,207 | 4,226
Increase (decrease) in accounts payable | (8,091) | (4,555) | 3,372
Increase (decrease) in customer credit balances | (2,433) | (15,878) | 11,952
Increase (decrease) in other current and long-term liabilities | 2,221 | 5,571 | (8,260)
Net cash provided by operating activities | 95,155 | 18,492 | 105,828
Cash flows provided by (used in) investing activities: |  |  |
Capital expenditures | (9,112) | (5,994) | (5,803)
Proceeds from sales of fixed assets | 257 | 410 | 503
Acquisitions (net of cash acquired of $4,151, $0 and $0, respectively) | (98,463) | (1,376) | (39,217)
Net cash used in investing activities | (107,318) | (6,960) | (44,517)
Cash flows provided by (used in) financing activities: |  |  |
Revolving credit facility borrowings | 195,482 | 111,542 | 86,252
Revolving credit facility repayments | (195,482) | (111,542) | (86,252)
Distributions | (19,850) | (19,313) | (19,525)
Unit repurchase | (1,663) | (15,217) | (19,648)
Increase in deferred charges | (2,382) | (36) | (836)
Net cash used in financing activities | (23,895) | (34,566) | (40,009)
Net increase (decrease) in cash | (36,058) | (23,034) | 21,302
Cash and equivalents at beginning of period | 85,057 | 108,091 | 86,789
Cash and equivalents at end of period | $ 48,999 | $ 85,057 | $ 108,091

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 1 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3044-108585 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + 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 (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration