Business Segment Information (Details) $ in Thousands	3 Months Ended			9 Months Ended
	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)		Mar. 31, 2022 USD ($) segment	Mar. 31, 2021 USD ($)
Segment Reporting [Abstract]
Number of reportable business segments | segment				2
Segment Reporting Information [Line Items]
Net sales	$ 4,086,387	$ 3,746,326	[1]	$ 11,673,776	$ 10,388,771	[2]
Operating income	774,084	665,230	[1],[2],[3],[4],[5],[6],[7]	2,169,322	1,724,836	[1],[2],[3],[4],[5],[6],[7]
Corporate general and administrative expenses	412,431	386,831	[1],[2],[3],[4],[5],[6],[7]	1,200,906	1,113,254	[1],[2],[3],[4],[5],[6],[7]
Interest expense	63,272	60,830	[1],[2],[3],[4],[5],[6],[7]	183,982	189,778	[1],[2],[3],[4],[5],[6],[7]
Other expense (income)	276,823	5,060	[1],[2],[3],[4],[5],[6],[7]	489,282	(55,348)	[1],[2],[3],[4],[5],[6],[7]
Income before income taxes	433,989	599,340	[1],[2],[3],[4],[5],[6],[7]	1,496,058	1,590,406	[1],[2],[3],[4],[5],[6],[7]
North America
Segment Reporting Information [Line Items]
Net sales	2,645,106	2,354,251		7,451,153	6,598,238
Diversified Industrial
Segment Reporting Information [Line Items]
Net sales	3,454,072	3,147,382		9,830,426	8,631,246
Aerospace Systems
Segment Reporting Information [Line Items]
Net sales	632,315	598,944		1,843,350	1,757,525
Operating Segments
Segment Reporting Information [Line Items]
Net sales	4,086,387	3,746,326	[1],[2],[3],[4],[5],[6],[7]	11,673,776	10,388,771	[1],[2],[3],[4],[5],[6],[7]
Operating income	831,489	713,319	[1],[2],[3],[4],[5],[6],[7]	2,318,386	1,848,380	[1],[2],[3],[4],[5],[6],[7]
Operating Segments | Diversified Industrial | North America
Segment Reporting Information [Line Items]
Net sales	2,014,715	1,758,383	[1],[2],[3],[4],[5],[6],[7]	5,615,454	4,853,371	[1],[2],[3],[4],[5],[6],[7]
Operating income	413,998	336,589	[1],[2],[3],[4],[5],[6],[7]	1,085,117	887,041	[1],[2],[3],[4],[5],[6],[7]
Operating Segments | Diversified Industrial | International
Segment Reporting Information [Line Items]
Net sales	1,439,357	1,388,999	[1],[2],[3],[4],[5],[6],[7]	4,214,972	3,777,875	[1],[2],[3],[4],[5],[6],[7]
Operating income	298,475	274,427	[1],[2],[3],[4],[5],[6],[7]	881,206	681,541	[1],[2],[3],[4],[5],[6],[7]
Operating Segments | Aerospace Systems
Segment Reporting Information [Line Items]
Net sales	632,315	598,944	[1],[2],[3],[4],[5],[6],[7]	1,843,350	1,757,525	[1],[2],[3],[4],[5],[6],[7]
Operating income	119,016	102,303	[1],[2],[3],[4],[5],[6],[7]	352,063	279,798	[1],[2],[3],[4],[5],[6],[7]
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Corporate general and administrative expenses	$ 57,405	$ 48,089	[1],[2],[3],[4],[5],[6],[7]	$ 149,064	$ 123,544	[1],[2],[3],[4],[5],[6],[7]

[1] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.

[2] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.

[3] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.

[4] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.

[5] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.

[6] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.

[7] *Prior period has been adjusted to reflect the change in inventory accounting method, as described in the Company's fiscal 2021 Annual Report on Form 10-K.