CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 34,289	$ (177)	$ 3,767
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss from discontinued operations	0	0	3,023
Depreciation and amortization	69,800	67,396	70,748
Stock-based compensation	11,110	11,473	12,495
Asset impairment charges - restructuring	0	191	4,316
Provision for losses on accounts receivable	84	359	1,813
Amortization of deferred financing costs and debt discounts	6,982	6,427	6,232
Loss from debt extinguishment	0	38,890	0
Deferred income taxes	2,132	(5,131)	5,075
(Gain) loss on sale/disposal of assets	(342)	244	(498)
Change in assets and liabilities, net of assets and liabilities acquired:
(Increase) decrease in accounts receivable and contract costs and recognized income not yet billed	32,150	6,009	(58,038)
(Increase) decrease in inventories	(48,356)	(50,461)	26,887
(Increase) decrease in prepaid and other assets	(5,022)	(4,278)	6,678
Increase (decrease) in accounts payable, accrued liabilities and income taxes payable	(27,250)	21,304	652
Other changes, net	560	1,055	2,533
Net cash provided by operating activities	76,137	93,301	85,683
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(73,620)	(77,094)	(64,441)
Acquired business, net of cash acquired	(2,225)	(62,306)	0
Investment sales (purchases)	8,891	(8,402)	0
Proceeds from sale of property, plant and equipment	334	552	1,573
Net cash used in investing activities	(66,620)	(147,250)	(62,868)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	371	584	0
Dividends paid	(7,654)	(6,273)	(5,825)
Purchase of shares for treasury	(82,343)	(79,614)	(32,521)
Proceeds from issuance of debt	233,491	691,943	303
Payments of long-term debt	(187,735)	(603,094)	(16,867)
Change in short-term borrowings	(365)	(749)	2,950
Financing costs	(1,308)	(11,298)	(833)
Purchase of ESOP shares	0	(20,000)	0
Tax effect from exercise/vesting of equity awards, net	345	273	150
Other, net	347	298	394
Net cash used in financing activities	(44,851)	(27,930)	(52,249)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in operating activities	(918)	(1,528)	(2,090)
Net cash used in discontinued operations	(918)	(1,528)	(2,090)
Effect of exchange rate changes on cash and equivalents	(4,152)	(2,318)	0
NET DECREASE IN CASH AND EQUIVALENTS	(40,404)	(85,725)	(31,524)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	92,405	178,130	209,654
CASH AND EQUIVALENTS AT END OF PERIOD	52,001	92,405	178,130
Supplemental Disclosure of Cash Flow Information:
Cash paid for interest	41,580	60,246	47,243
Cash paid for taxes	$ 16,446	$ 9,626	$ 15,665