Goodwill and intangible assets (Tables)

3 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The changes in the carrying amount of goodwill for the three months ended September 30, 2018 are as follows:

	Diversified Industrial Segment			Aerospace Systems Segment			Total
Balance at June 30, 2018	$	5,405,771		$	98,649		$	5,504,420
Acquisition	3,753			—			3,753
Foreign currency translation and other	(23,026		)	(3		)	(23,029		)
Balance at September 30, 2018	$	5,386,498		$	98,646		$	5,485,144

Schedule of finite-lived intangible assets by major class

The following summarizes the gross carrying value and accumulated amortization for each major category of intangible assets:

	September 30, 2018				June 30, 2018
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Patents	$	264,826	$	121,067	$	265,423	$	117,440
Trademarks	545,811		233,800		546,905		227,580
Customer lists and other	2,472,727		972,396		2,482,079		933,867
Total	$	3,283,364	$	1,327,263	$	3,294,407	$	1,278,887