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 FROM OPERATING ACTIVITIES:
Net income (loss)	$ (177)	$ 3,767	$ 17,011
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss from discontinued operations	0	3,023	0
Depreciation and amortization	67,396	70,748	66,264
Stock-based compensation	11,473	12,495	10,439
Asset impairment charges - restructuring	191	4,316	0
Provision for losses on accounts receivable	359	1,813	1,469
Amortization of deferred financing costs and debt discounts	6,427	6,232	6,023
Loss from debt extinguishment	38,890	0	0
Deferred income taxes	(5,131)	5,075	(2,627)
(Gain) loss on sale/disposal of assets	244	(498)	56
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	6,009	(58,038)	27,012
(Increase) decrease in inventories	(50,461)	26,887	9,011
(Increase) decrease in prepaid and other assets	(4,278)	6,678	(3,281)
Increase (decrease) in accounts payable, accrued liabilities and income taxes payable	21,304	652	(46,368)
Other changes, net	1,055	2,533	5,121
Net cash provided by operating activities	93,301	85,683	90,130
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(77,094)	(64,441)	(68,851)
Acquired business, net of cash acquired	(62,306)	0	(22,432)
Purchase of securities	(8,402)	0	0
Proceeds from sale of property, plant and equipment	552	1,573	309
Net cash used in investing activities	(147,250)	(62,868)	(90,974)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	584	0	0
Dividends paid	(6,273)	(5,825)	(4,743)
Purchase of shares for treasury	(79,614)	(32,521)	(10,382)
Proceeds from issuance of debt	691,943	303	4,000
Payments of long-term debt	(603,094)	(16,867)	(18,546)
Change in short-term borrowings	(749)	2,950	(1,859)
Financing costs	(11,298)	(833)	(97)
Purchase of ESOP shares	(20,000)	0	0
Tax effect from exercise/vesting of equity awards, net	273	150	834
Other, net	298	394	100
Net cash used in financing activities	(27,930)	(52,249)	(30,693)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in operating activities	(1,528)	(2,090)	(2,801)
Net cash used in discontinued operations	(1,528)	(2,090)	(2,801)
Effect of exchange rate changes on cash and equivalents	(2,318)	0	963
NET DECREASE IN CASH AND EQUIVALENTS	(85,725)	(31,524)	(33,375)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	178,130	209,654	243,029
CASH AND EQUIVALENTS AT END OF PERIOD	92,405	178,130	209,654
Supplemental Disclosure of Cash Flow Information:
Cash paid for interest	60,246	47,243	49,533
Cash paid for taxes	$ 9,626	$ 15,665	$ 8,713