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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Statement of Cash Flows [Abstract] |  |
Net income (loss) | $ 23,495 | $ (18,577)
Bad debt expense | 209 | 250
Deferred financing cost amortization | 236 | 214
Depreciation and amortization | 7,200 | 6,706
Loss (gain) on sale of assets | 87 | (39)
Non-cash compensation expense | 1,484 | (395)
Deferred income taxes | 3,036 | 34,622
Accounts receivable | (25,158) | 4,992
Inventories | (3,491) | (1,721)
Costs and estimated earnings in excess of billings | (3,362) | (8,990)
Prepaid expenses and other current assets | (3,567) | (1,645)
Other non-current assets | (869) | 270
Accounts payable and accrued expenses | 20,132 | (6,862)
Billings in excess of costs and estimated earnings | 1,979 | (4,019)
Other non-current liabilities | (1,114) | 172
Net cash provided by operating activities | 20,297 | 4,978
Purchases of property and equipment | (5,172) | (3,383)
Proceeds from sale of assets | 68 | 107
Cash paid in conjunction with business combinations | 0 | (5,981)
Net cash used in investing activities | (5,104) | (9,257)
Borrowings of debt | 22,468 | 99
Repayments of debt | (42,342) | (136)
Distribution to noncontrolling interests | (137) | (235)
Purchase of treasury stock | (8,325) | (2,058)
Options exercised | 0 | 11
Net cash used in financing activities | (28,336) | (2,319)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (13,143) | (6,598)
CASH, CASH EQUIVALENTS and RESTRiCTED CASH, beginning of period | 26,247 | 28,290
CASH, CASH EQUIVALENTS and RESTRICTED CASH, end of period | 13,104 | 21,692
Cash paid for interest | 1,405 | 1,227
Cash paid for income taxes (net) | $ 1,321 | $ 2,313

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