CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Mar. 31, 2015
Mar. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income (loss) $ 12,593 $ (22,589)
Adjustments to reconcile net income to net cash used in operating activities:    
Depreciation and amortization 34,453 33,232
Stock-based compensation 5,372 4,996
Asset impairment charges - restructuring 0 169
Provision for losses on accounts receivable 242 132
Amortization of debt discounts and issuance costs 3,265 3,188
Loss from debt extinguishment, net 0 38,890
Deferred income taxes 1,282 (57)
(Gain) loss on sale/disposal of assets and investments (315) 180
Change in assets and liabilities, net of assets and liabilities acquired:    
Increase in accounts receivable and contract costs and recognized income not yet billed (23,424) (46,834)
Increase in inventories (39,252) (23,858)
Decrease in prepaid and other assets 754 3,482
Decrease in accounts payable, accrued liabilities and income taxes payable (40,244) (18,713)
Other changes, net 2,223 1,206
Net cash used in operating activities (43,051) (26,576)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Acquisition of property, plant and equipment (39,713) (34,845)
Acquired businesses, net of cash acquired 0 (22,781)
Proceeds from sale of assets 177 294
Proceeds from sale of investments (8,891) 0
Net cash used in investing activities (30,645) (57,332)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from issuance of common stock 285 584
Dividends paid (3,911) (3,290)
Purchase of shares for treasury (37,577) (63,370)
Proceeds from long-term debt 99,556 644,514
Payments of long-term debt (29,425) (586,310)
Change in short-term borrowings (572) 4,908
Financing costs (590) (10,687)
Purchase of ESOP shares 0 (10,000)
Tax benefit from exercise/vesting of equity awards, net 345 273
Other, net 95 144
Net cash provided by (used in) financing activities 28,206 (23,234)
CASH FLOWS FROM DISCONTINUED OPERATIONS:    
Net cash used in operating activities (545) (640)
Net cash used in discontinued operations (545) (640)
Effect of exchange rate changes on cash and equivalents (3,768) (415)
NET DECREASE IN CASH AND EQUIVALENTS (49,803) (108,197)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD 92,405 178,130
CASH AND EQUIVALENTS AT END OF PERIOD $ 42,602 $ 69,933