CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
Revenue	$ 511,694	$ 505,039	$ 1,513,874	$ 1,466,184
Cost of goods and services	388,205	386,732	1,158,021	1,132,387
Gross profit	123,489	118,307	355,853	333,797
Selling, general and administrative expenses	95,575	96,135	283,037	273,437
Restructuring and other related charges	0	358	0	1,892
Total operating expenses	95,575	96,493	283,037	275,329
Income from operations	27,914	21,814	72,816	58,468
Other income (expense)
Interest expense	(12,169)	(11,661)	(35,935)	(37,184)
Interest income	19	120	291	181
Loss from debt extinguishment, net	0	0	0	(38,890)
Other, net	929	2,621	(279)	4,310
Total other expense, net	(11,221)	(8,920)	(35,923)	(71,583)
Income (loss) before taxes	16,693	12,894	36,893	(13,115)
Provision (benefit) for income taxes	5,800	(1,570)	13,407	(4,990)
Net income (loss)	$ 10,893	$ 14,464	$ 23,486	$ (8,125)
Basic income (loss) per common share (in Dollars per share)	$ 0.25	$ 0.30	$ 0.52	$ (0.16)
Weighted-average shares outstanding	44,025	48,370	45,228	50,038
Diluted income (loss) per common share (in Dollars per share)	$ 0.23	$ 0.29	$ 0.50	$ (0.16)
Weighted-average shares outstanding	46,980	49,836	47,285	50,038
Dividends paid per common share (in Dollars per share)	$ 0.04	$ 0.03	$ 0.12	$ 0.09
Net income (loss)	$ 10,893	$ 14,464	$ 23,486	$ (8,125)
Other comprehensive income (loss), net of taxes:
Foreign currency translation adjustments	4,801	2,809	(41,083)	896
Pension and other post retirement plans	353	317	1,059	1,732
Gain on cash flow hedge	209	0	55	0
Change in available-for-sale securities	0	0	(870)	0
Total other comprehensive income (loss), net of taxes	5,363	3,126	(40,839)	2,628
Comprehensive income (loss), net	$ 16,256	$ 17,590	$ (17,353)	$ (5,497)