Goodwill and Other Intangible Assets Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

A summary of the carrying amount of goodwill attributable to each segment, as well as the changes in such, is as follows:

(in thousands)	Industrial			Widia			Infrastructure			Total
Gross goodwill	$	411,458		$	41,186		$	633,211		$	1,085,855
Accumulated impairment losses	(137,204		)	(13,638		)	(633,211		)	(784,053		)
Balance as of June 30, 2018	$	274,254		$	27,548		$	—		$	301,802
Activity for 2019:
Change in gross goodwill due to translation	(1,546		)	(245		)	—			(1,791		)
Gross goodwill	409,912			40,941			633,211			1,084,064
Accumulated impairment losses	(137,204		)	(13,638		)	(633,211		)	(784,053		)
Balance as of June 30, 2019	$	272,708		$	27,303		$	—		$	300,011
Activity for 2020:
Change in gross goodwill due to translation	(2,128		)	(484		)	—			(2,612		)
Impairment charges	—			(26,819		)	—			(26,819		)
Gross goodwill	407,784			40,457			633,211			1,081,452
Accumulated impairment losses	(137,204		)	(40,457		)	(633,211		)	(810,872		)
Balance as of June 30, 2020	$	270,580		$	—		$	—		$	270,580

Components of Other Intangible Assets [Table Text Block]

The components of our other intangible assets were as follows: 

	Estimated Useful Life (in years)	June 30, 2020					June 30, 2019
(in thousands)		Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Contract-based	3 to 15	$	—	$	—		$	7,062	$	(7,062	)
Technology-based and other	4 to 20	32,713		(22,612		)	46,228		(31,890		)
Customer-related	10 to 21	181,408		(88,112		)	205,213		(94,711		)
Unpatented technology	10 to 30	31,586		(17,890		)	31,702		(15,492		)
Trademarks	5 to 20	13,087		(8,772		)	14,755		(9,352		)
Trademarks	Indefinite	11,160		—			14,545		—
Total		$	269,954	$	(137,386	)	$	319,505	$	(158,507	)