CONSOLIDATING GUARANTOR AND NON-GUARANTOR FINANCIAL INFORMATION (Details) - Summary of Condensed Consolidating Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (22,589)	$ (261)
Net cash provided by (used in) operating activities	(26,637)	(33,983)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(34,845)	(30,995)
Acquired business, net of cash acquired	(22,720)
Intercompany distributions	0	0
Proceeds from sale of investment	294	1,216
Net cash provided by (used in) investing activities	(57,271)	(29,779)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	584
Purchase of shares for treasury	(63,370)	(22,109)
Proceeds from issuance of long-term debt	644,514	303
Payments of long-term debt	(586,310)	(5,400)
Change in short-term borrowings	4,908	2,157
Financing costs	(10,687)	(759)
Purchase of ESOP shares	(10,000)
Tax effect from exercise/vesting of equity awards, net	273	150
Dividend	(3,290)	(2,938)
Other, net	144	242
Net cash provided by (used in) financing activities	(23,234)	(28,354)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in discontinued operations	(640)	(478)
Effect of exchange rate changes on cash and equivalents	(415)	(138)
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	(108,197)	(92,732)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	178,130	209,654
CASH AND EQUIVALENTS AT END OF PERIOD	69,933	116,922
Parent Company [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	(22,589)	(261)
Net cash provided by (used in) operating activities	(30,836)	(43,968)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(618)	(24)
Acquired business, net of cash acquired	0
Intercompany distributions	10,000	10,000
Proceeds from sale of investment	0	0
Net cash provided by (used in) investing activities	9,382	9,976
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of common stock	584
Purchase of shares for treasury	(63,370)	(22,109)
Proceeds from issuance of long-term debt	629,568	0
Payments of long-term debt	(582,108)	(813)
Change in short-term borrowings	0	0
Financing costs	(10,142)	(759)
Purchase of ESOP shares	(10,000)
Tax effect from exercise/vesting of equity awards, net	273	150
Dividend	(8,290)	(2,938)
Other, net	144	242
Net cash provided by (used in) financing activities	(43,341)	(26,227)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in discontinued operations	0	0
Effect of exchange rate changes on cash and equivalents	0	0
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	(64,795)	(60,219)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	68,994	125,093
CASH AND EQUIVALENTS AT END OF PERIOD	4,199	64,874
Guarantor Subsidiaries [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	20,417	8,170
Net cash provided by (used in) operating activities	(27,389)	(26,900)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(29,921)	(28,624)
Acquired business, net of cash acquired	(1,000)
Intercompany distributions	(10,000)	(10,000)
Proceeds from sale of investment	230	1,171
Net cash provided by (used in) investing activities	(40,691)	(37,453)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchase of shares for treasury	0	0
Proceeds from issuance of long-term debt	10,939	303
Payments of long-term debt	(12,097)	(514)
Change in short-term borrowings	0	0
Financing costs	0
Tax effect from exercise/vesting of equity awards, net	0	0
Dividend	5,000
Other, net	43,140	44,885
Net cash provided by (used in) financing activities	46,982	44,674
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in discontinued operations	0	0
Effect of exchange rate changes on cash and equivalents	0	0
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	(21,098)	(19,679)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	25,343	34,782
CASH AND EQUIVALENTS AT END OF PERIOD	25,259	15,103
Non-Guarantor Subsidiaries [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	20,576	8,125
Net cash provided by (used in) operating activities	31,588	36,885
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(4,306)	(2,347)
Acquired business, net of cash acquired	(21,720)
Intercompany distributions	0	0
Proceeds from sale of investment	64	45
Net cash provided by (used in) investing activities	(25,962)	(2,302)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchase of shares for treasury	0	0
Proceeds from issuance of long-term debt	4,007	0
Payments of long-term debt	7,895	(4,073)
Change in short-term borrowings	4,908	2,157
Financing costs	(545)
Tax effect from exercise/vesting of equity awards, net	0	0
Dividend	0
Other, net	(43,140)	(44,885)
Net cash provided by (used in) financing activities	(26,875)	(46,801)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in discontinued operations	(640)	(478)
Effect of exchange rate changes on cash and equivalents	(415)	(138)
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS	(22,304)	(12,834)
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	83,793	49,779
CASH AND EQUIVALENTS AT END OF PERIOD	40,475	36,945
Consolidation, Eliminations [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	(40,993)	(16,295)
Net cash provided by (used in) operating activities	0	0
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	0	0
Acquired business, net of cash acquired	0
Intercompany distributions	0	0
Proceeds from sale of investment	0	0
Net cash provided by (used in) investing activities	0	0
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchase of shares for treasury	0	0
Proceeds from issuance of long-term debt		0
Payments of long-term debt	0
Change in short-term borrowings	0	0
Financing costs	0
Tax effect from exercise/vesting of equity awards, net	0	0
Dividend	0	0
Other, net	0	0
Net cash provided by (used in) financing activities	0	0
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash used in discontinued operations	0	0
Effect of exchange rate changes on cash and equivalents	0	0
NET INCREASE (DECREASE) IN CASH AND EQUIVALENTS		0
CASH AND EQUIVALENTS AT BEGINNING OF PERIOD	0	0
CASH AND EQUIVALENTS AT END OF PERIOD	$ 0	$ 0