Revenue Recognition - Revenues by segment and by platform (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Disaggregation of Revenue [Line Items]
Revenues from contracts	$ 3,160,603	$ 3,702,432	$ 3,497,974	$ 3,334,511	$ 3,681,467	$ 3,687,518	$ 3,472,045	$ 3,479,294	$ 13,695,520	$ 14,320,324	$ 14,302,392
Diversified Industrial
Disaggregation of Revenue [Line Items]
Revenues from contracts									10,960,885	11,809,547
Diversified Industrial | Motion Systems
Disaggregation of Revenue [Line Items]
Revenues from contracts									2,996,645	3,485,068
Diversified Industrial | Flow and Process Control
Disaggregation of Revenue [Line Items]
Revenues from contracts									3,795,952	4,293,393
Diversified Industrial | Filtration and Engineered Materials
Disaggregation of Revenue [Line Items]
Revenues from contracts									4,168,288	4,031,086
Aerospace Systems
Disaggregation of Revenue [Line Items]
Revenues from contracts									2,734,635	2,510,777	$ 2,315,699
Aerospace Systems | Flight Control Actuation
Disaggregation of Revenue [Line Items]
Revenues from contracts									711,017	750,311
Aerospace Systems | Fuel and Inerting
Disaggregation of Revenue [Line Items]
Revenues from contracts									592,543	634,658
Aerospace Systems | Hydraulics
Disaggregation of Revenue [Line Items]
Revenues from contracts									411,823	461,554
Aerospace Systems | Engines
Disaggregation of Revenue [Line Items]
Revenues from contracts									616,747	285,292
Aerospace Systems | Fluid Conveyance
Disaggregation of Revenue [Line Items]
Revenues from contracts									304,769	299,035
Aerospace Systems | Other
Disaggregation of Revenue [Line Items]
Revenues from contracts									$ 97,736	$ 79,927