Goodwill and Other Intangible Assets

6 Months Ended

Dec. 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):

	Six Months Ended December 31, 2021
	Photonic Solutions		Compound Semiconductors		Total
Balance-beginning of period	$	1,053,028	$	243,699	$	1,296,727
Foreign currency translation	(990)		(2,570)		(3,560)
Balance-end of period	$	1,052,038	$	241,129	$	1,293,167

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

	December 31, 2021						June 30, 2021
	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Gross Carrying Amount		Accumulated Amortization		Net Book Value
Technology	$	475,274	$	(126,108)	$	349,166	$	476,200	$	(106,802)	$	369,398
Trade Names	22,704		(7,041)		15,663		22,660		(6,233)		16,427
Customer Lists	467,468		(155,832)		311,636		469,154		(136,519)		332,635
Other	1,571		(1,571)		—		1,576		(1,576)		—
Total	$	967,017	$	(290,552)	$	676,465	$	969,590	$	(251,130)	$	718,460