CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Revenue	$ 467,100	$ 494,149
Cost of goods and services	350,972	378,044
Gross profit	116,128	116,105
Selling, general and administrative expenses	89,743	91,299
Income from operations	26,385	24,806
Other income (expense)
Interest expense	(13,373)	(12,023)
Interest income	6	11
Other, net	(42)	555
Total other expense, net	(13,409)	(11,457)
Income before taxes	12,976	13,349
Provision for income taxes	712	2,561
Net income	$ 12,264	$ 10,788
Basic income (loss) per common share (in Dollars per share)	$ 0.31	$ 0.26
Weighted-average shares outstanding	39,336	41,968
Diluted income (loss) per common share (in Dollars per share)	$ 0.29	$ 0.24
Weighted-average shares outstanding	42,312	45,384
Dividends paid per common share (in Dollars per share)	$ 0.06	$ 0.05
Net income	$ 12,264	$ 10,788
Other comprehensive income (loss), net of taxes:
Foreign currency translation adjustments	(13,479)	(3,349)
Pension and other post retirement plans	544	386
Change in cash flow hedges	1,623	(1,015)
Total other comprehensive income (loss), net of taxes	(11,312)	(3,978)
Comprehensive income (loss), net	$ 952	$ 6,810