Goodwill and Other Intangible Assets

9 Months Ended

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Goodwill and Other Intangible Assets

Changes in the carrying amount of goodwill were as follows ($000):

	Nine Months Ended March 31, 2021
	Photonic Solutions		Compound Semiconductors		Total
Balance-beginning of period	$	1,052,494	$	186,515	$	1,239,009
Goodwill acquired	—		53,319		53,319
Finisar measurement period adjustments	(4,901)		—		(4,901)
Foreign currency translation	4,436		1,649		6,085
Balance-end of period	$	1,052,029	$	241,483	$	1,293,512

The gross carrying amount and accumulated amortization of the Company’s intangible assets other than goodwill as of March 31, 2021 and June 30, 2020 were as follows ($000):

	March 31, 2021						June 30, 2020
	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Gross Carrying Amount		Accumulated Amortization		Net Book Value
Technology	$	476,691	$	(96,967)	$	379,724	$	444,315	$	(68,048)	$	376,267
Trade Names	22,604		(5,600)		17,004		22,369		(3,669)		18,700
Customer Lists	468,448		(125,687)		342,761		456,223		(92,822)		363,401
Other	1,575		(1,575)		—		1,570		(1,570)		—
Total	$	969,318	$	(229,829)	$	739,489	$	924,477	$	(166,109)	$	758,368