Unaudited Condensed Consolidated Statements of Changes in Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Operating activities
Net loss	$ 11,012	$ (6,550)
Reconciliation of net (loss) income to cash flows from operating activities:
Depreciation and amortization	61,924	55,813
Amortization of deferred financing costs (includes $2,075 and $2,994 write off of deferred financing fees)	4,926	5,970
Deferred income taxes	(8,072)	(107)
Share-based compensation	11,257	1,634
Loss (gain) on sale of property, plant and equipment	(6,507)	349
Foreign currency (gains) losses on intracompany loans	5,059	(1,489)
Changes in assets and liabilities
Accounts receivable	14,509	(6,454)
Inventories	(20,385)	(7,964)
Cost and earnings in excess of billings on uncompleted contracts	(18,519)	(8,900)
Prepaids and other current assets	(5,559)	(9,139)
Accounts payable	26,910	(1,009)
Accrued expenses and other liabilities	(33,548)	(10,678)
Billings in excess of costs incurred	(5,567)	249
Income taxes	3,471	(1,181)
Other non‑current assets and liabilities	(4,123)	5,248
Net cash provided by operating activities	36,788	15,792
Investing activities
Purchase of property, plant and equipment	(54,569)	(40,475)
Purchase of intangibles	(1,536)	(4,175)
Proceeds from sale of property, plant and equipment	13,247	5,221
Proceeds from sale of business	430	0
Acquisitions, net of cash acquired of $0 and $28	(10,235)	(77,837)
Net cash used in investing activities	(52,663)	(117,266)
Financing activities
Issuance of debt	5,398	157,100
Capitalized deferred issuance costs related to refinancing	(2,004)	(4,198)
Borrowings under credit facility	46,812	113,000
Repayment of debt	(154,752)	(156,306)
Payment of earn-out related to previous acquisitions	(1,719)	0
Repayment of capital lease obligation	(5,990)	(4,842)
Proceeds from issuance of common stock	137,605	5,521
Taxes paid related to net share settlements of share-based compensation awards	(7,767)	0
Stock repurchases	(230)	(1,076)
Distribution to non‑controlling interest	(2,425)	(4,750)
Net cash provided by financing activities	14,928	104,449
Effect of exchange rate changes on cash	(1,000)	680
Change in cash and cash equivalents	(1,947)	3,655
Cash and cash equivalents
Beginning of period	59,254	50,362
End of period	57,307	54,017
Supplemental disclosure of cash flow information
Cash paid for taxes	4,020	2,335
Cash paid for interest	31,179	31,546
Non‑cash investing and financing activities
Accrued earn-out related to acquisitions	1,395	4,871
Capital lease transactions	5,275	12,686
Cloud computing related intangible transaction	$ 0	$ 5,544