Business Segment Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2020 USD ($) segment	Mar. 31, 2019 USD ($)
Segment Reporting [Abstract]
Number of reportable business segments | segment			2
Segment Reporting Information [Line Items]
Net sales	$ 3,702,432	$ 3,687,518	$ 10,534,917	$ 10,638,857
Operating income	535,680	598,220	1,504,057	1,643,387
Corporate general and administrative expenses	413,460	360,865	1,303,760	1,152,446
Interest expense	80,765	48,209	233,612	140,066
Other expense	758	20,811	128,386	83,244
Income before income taxes	454,157	529,200	1,142,059	1,420,077
North America
Segment Reporting Information [Line Items]
Net sales	2,507,566	2,398,975	7,107,655	6,893,872
Diversified Industrial
Segment Reporting Information [Line Items]
Net sales	2,957,851	3,035,420	8,424,242	8,805,968
Aerospace Systems
Segment Reporting Information [Line Items]
Net sales	744,581	652,098	2,110,675	1,832,889
Operating Segments
Segment Reporting Information [Line Items]
Net sales	3,702,432	3,687,518	10,534,917	10,638,857
Operating income	584,022	631,022	1,636,961	1,790,404
Operating Segments | Diversified Industrial | North America
Segment Reporting Information [Line Items]
Net sales	1,775,578	1,750,554	5,016,035	5,063,657
Operating income	279,628	287,526	766,159	820,411
Operating Segments | Diversified Industrial | International
Segment Reporting Information [Line Items]
Net sales	1,182,273	1,284,866	3,408,207	3,742,311
Operating income	176,954	208,707	499,343	603,886
Operating Segments | Aerospace Systems
Segment Reporting Information [Line Items]
Net sales	744,581	652,098	2,110,675	1,832,889
Operating income	127,440	134,789	371,459	366,107
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Corporate general and administrative expenses	$ 48,342	$ 32,802	$ 132,904	$ 147,017