CONSOLIDATING GUARANTOR AND NON-GUARANTOR FINANCIAL INFORMATION (Details) - Summary of consolidated statement of operations and comprehensive income (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Condensed Income Statements, Captions [Line Items]
Revenue	$ 449,009	$ 509,826	$ 488,743	$ 423,749	$ 447,436	$ 480,246	$ 482,431	$ 451,032	$ 1,871,327	$ 1,861,145	$ 1,830,802
Cost of goods and services									1,453,742	1,442,340	1,437,341
Gross profit	106,107	108,311	105,497	97,670	97,651	115,645	102,801	102,708	417,585	418,805	393,461
Selling, general and administrative expenses									340,469	341,696	330,369
Restructuring and other related charges									13,262	4,689	7,543
Total operating expenses									353,731	346,385	337,912
Income (loss) from operations									63,854	72,420	55,549
Other income (expense)
Interest income (expense), net									(52,167)	(51,715)	(47,448)
Loss from debt extinguishment, net											(26,164)
Other, net									2,646	1,236	3,714
Total other income (expense)									(49,521)	(50,479)	(69,898)
Income (loss) before taxes									14,333	21,941	(14,349)
Provision (benefit) for income taxes									7,543	4,930	(6,918)
Income (loss) before equity in net income of subsidiaries									6,790	17,011	(7,431)
Equity in net income (loss) of subsidiaries									0	0
Income (loss) from continuing operations									6,790	17,011	(7,431)
Loss from operations of discontinued businesses									(4,651)
Benefit from income taxes									1,628
Loss from discontinued operations									(3,023)
Net income (loss)	425	3,603	(819)	558	3,448	9,048	2,027	2,488	3,767	17,011	(7,431)
Net Income (loss)	425	3,603	(819)	558	3,448	9,048	2,027	2,488	3,767	17,011	(7,431)
Other comprehensive income (loss), net of taxes									16,220	(11,835)	(25,306)
Comprehensive income (loss)									19,987	5,176	(32,737)
Parent Company [Member]
Condensed Income Statements, Captions [Line Items]
Revenue									0	0
Cost of goods and services									0	0
Gross profit									0	0
Selling, general and administrative expenses									24,248	18,982	16,292
Restructuring and other related charges									0		364
Total operating expenses									24,248	18,982	16,656
Income (loss) from operations									(24,248)	(18,982)	(16,656)
Other income (expense)
Interest income (expense), net									(14,381)	(14,541)	(12,607)
Other, net									569	13	(648)
Total other income (expense)									(13,812)	(14,528)	(13,255)
Income (loss) before taxes									(38,060)	(33,510)	(29,911)
Provision (benefit) for income taxes									(14,888)	(20,363)	(14,943)
Income (loss) before equity in net income of subsidiaries									(23,172)	(13,147)	(14,968)
Equity in net income (loss) of subsidiaries									28,441	31,500	7,013
Income (loss) from continuing operations									5,269
Net income (loss)									5,269	18,353	(7,955)
Net Income (loss)									5,269	18,353	(7,955)
Other comprehensive income (loss), net of taxes									886	(619)	866
Comprehensive income (loss)									6,155	17,734	(7,089)
Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Revenue									1,459,705	1,414,910	1,379,535
Cost of goods and services									1,107,440	1,060,183	1,055,520
Gross profit									352,265	354,727	324,015
Selling, general and administrative expenses									269,654	267,677	256,880
Restructuring and other related charges									9,236	4,674	7,018
Total operating expenses									278,890	272,351	263,898
Income (loss) from operations									73,375	82,376	60,117
Other income (expense)
Interest income (expense), net									(27,660)	(25,183)	(26,414)
Loss from debt extinguishment, net											(397)
Other, net									9,656	10,826	6,882
Total other income (expense)									(18,004)	(14,357)	(19,929)
Income (loss) before taxes									55,371	68,019	40,188
Provision (benefit) for income taxes									20,603	25,366	17,977
Income (loss) before equity in net income of subsidiaries									34,768	42,653	22,211
Equity in net income (loss) of subsidiaries									35	(11,007)	1,139
Income (loss) from continuing operations									34,803
Net income (loss)									34,803	31,646	23,350
Net Income (loss)									34,803	31,646	23,350
Other comprehensive income (loss), net of taxes									(22,398)	19,777	(36,069)
Comprehensive income (loss)									12,405	51,423	(12,719)
Non-Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Revenue									463,767	499,860	489,342
Cost of goods and services									392,588	428,760	421,261
Gross profit									71,179	71,100	68,081
Selling, general and administrative expenses									52,819	62,564	57,538
Restructuring and other related charges									4,026	15	161
Total operating expenses									56,845	62,579	57,699
Income (loss) from operations									14,334	8,521	10,382
Other income (expense)
Interest income (expense), net									(10,126)	(11,991)	(8,427)
Loss from debt extinguishment, net											(25,767)
Other, net									(5,731)	(7,756)	(1,338)
Total other income (expense)									(15,857)	(19,747)	(35,532)
Income (loss) before taxes									(1,523)	(11,226)	(25,150)
Provision (benefit) for income taxes									1,781	(73)	(9,952)
Income (loss) before equity in net income of subsidiaries									(3,304)	(11,153)	(15,198)
Equity in net income (loss) of subsidiaries									34,768	42,653	22,211
Income (loss) from continuing operations									31,464
Loss from operations of discontinued businesses									(4,651)
Benefit from income taxes									1,628
Loss from discontinued operations									(3,023)
Net income (loss)									28,441	31,500	7,013
Net Income (loss)									28,441	31,500	7,013
Other comprehensive income (loss), net of taxes									37,732	(30,993)	(27,615)
Comprehensive income (loss)									66,173	507	(20,602)
Consolidation, Eliminations [Member]
Condensed Income Statements, Captions [Line Items]
Revenue									(52,145)	(53,625)	(38,075)
Cost of goods and services									(46,286)	(46,603)	(39,440)
Gross profit									(5,859)	(7,022)	1,365
Selling, general and administrative expenses									(6,252)	(7,527)	(341)
Restructuring and other related charges									0		0
Total operating expenses									(6,252)	(7,527)	(341)
Income (loss) from operations									393	505	1,706
Other income (expense)
Interest income (expense), net									0	0
Other, net									(1,848)	(1,847)	(1,182)
Total other income (expense)									(1,848)	(1,847)	(1,182)
Income (loss) before taxes									(1,455)	(1,342)	524
Provision (benefit) for income taxes									47		0
Income (loss) before equity in net income of subsidiaries									(1,502)	(1,342)	524
Equity in net income (loss) of subsidiaries									(63,244)	(63,146)	(30,363)
Income (loss) from continuing operations									(64,746)
Net income (loss)									(64,746)	(64,488)	(29,839)
Net Income (loss)									(64,746)	(64,488)	(29,839)
Other comprehensive income (loss), net of taxes									0		37,512
Comprehensive income (loss)									$ (64,746)	$ (64,488)	$ 7,673