Revenue (Schedule of Revenue Recognition Time) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Disaggregation Of Revenue [Line Items]
Net sales	$ 718,214	$ 586,839	$ 1,336,833	$ 1,128,425
Aerospace [Member]
Disaggregation Of Revenue [Line Items]
Net sales	437,017	372,757	832,702	709,192
Industrial [Member]
Disaggregation Of Revenue [Line Items]
Net sales	281,197	214,082	504,131	419,233
Point In Time [Member]
Disaggregation Of Revenue [Line Items]
Net sales	365,908	270,463	675,587	521,100
Point In Time [Member] | Aerospace [Member]
Disaggregation Of Revenue [Line Items]
Net sales	188,248	148,244	358,088	273,889
Point In Time [Member] | Industrial [Member]
Disaggregation Of Revenue [Line Items]
Net sales	177,660	122,219	317,499	247,211
Over Time [Member]
Disaggregation Of Revenue [Line Items]
Net sales	352,306	316,376	661,246	607,325
Over Time [Member] | Aerospace [Member]
Disaggregation Of Revenue [Line Items]
Net sales	248,769	224,513	474,614	435,303
Over Time [Member] | Industrial [Member]
Disaggregation Of Revenue [Line Items]
Net sales	$ 103,537	$ 91,863	$ 186,632	$ 172,022