CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 768,179	$ 584,218	$ 2,139,545	$ 1,700,423
Cost of goods and services	507,578	424,316	1,452,459	1,215,179
Gross profit	260,601	159,902	687,086	485,244
Selling, general and administrative expenses	157,387	117,796	442,577	347,138
Income from operations	103,214	42,106	244,509	138,106
Other income (expense)
Interest expense	(24,022)	(15,849)	(61,111)	(47,370)
Interest income	61	49	126	397
Debt extinguishment, net	(5,287)	0	(5,287)	0
Other, net	2,084	587	4,528	1,413
Total other expense, net	(27,164)	(15,213)	(61,744)	(45,560)
Income before taxes from continuing operations	76,050	26,893	182,765	92,546
Provision for income taxes	23,268	12,078	55,119	34,868
Income from continuing operations	52,782	14,815	127,646	57,678
Discontinued operations:
Income from operations of discontinued operations	113,457	2,180	117,777	3,556
Provision (benefit) for income taxes	25,952	288	20,149	(2,085)
Income from discontinued operations	87,505	1,892	97,628	5,641
Net income	$ 140,287	$ 16,707	$ 225,274	$ 63,319
Basic earnings per common share:
Income from continuing operations (in dollars per share)	$ 1.02	$ 0.29	$ 2.48	$ 1.14
Income (loss) from discontinued operations (in dollars per share)	1.69	0.04	1.89	0.11
Basic earnings per common share (in dollars per share)	$ 2.71	$ 0.33	$ 4.37	$ 1.25
Basic weighted-average shares outstanding (in shares)	51,734	50,903	51,527	50,779
Diluted earnings per common share:
Income from continuing operations (in dollars per share)	$ 0.98	$ 0.28	$ 2.38	$ 1.08
Income from discontinued operations (in dollars per share)	1.62	0.04	1.82	0.11
Diluted earnings per common share (in dollars per share)	$ 2.60	$ 0.31	$ 4.19	$ 1.19
Diluted weighted-average shares outstanding (in shares)	53,914	53,504	53,704	53,306
Dividends paid per common share (in dollars per share)	$ 0.09	$ 0.08	$ 0.27	$ 0.24
Other comprehensive income (loss), net of taxes:
Foreign currency translation adjustments	$ (17,823)	$ 1,160	$ (14,093)	$ 15,022
Pension and other post retirement plans	1,196	1,245	2,004	4,196
Change in cash flow hedges	2,450	334	110	1,437
Total other comprehensive income (loss), net of taxes	(14,177)	2,739	(11,979)	20,655
Comprehensive income, net	$ 126,110	$ 19,446	$ 213,295	$ 83,974