The Company and Significant Accounting Policies (Tables)

12 Months Ended

Jun. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Property, Plant and Equipment

Depreciation is provided for on a straight-line basis over the estimated useful lives of the related assets as follows:

 

Building	20 to 30 years
Manufacturing machinery and equipment	5 to 15 years
Equipment and tooling	5 years
Computer hardware and software	3 to 5 years
Office furniture and equipment	5 years
Leasehold and building improvements	2 to 20 years
Land use rights	50 years

Property, plant and equipment, net

	June 30,
	2020			2019
	(in thousands)
Land	$	4,877		$	4,877
Building	58,875			36,205
Manufacturing machinery and equipment	447,079			303,750
Equipment and tooling	25,398			20,739
Computer equipment and software	38,779			34,048
Office furniture and equipment	3,529			3,243
Leasehold improvements	68,224			53,597
Land use rights	8,502			8,760
	655,263			465,219
Less: accumulated depreciation	(291,515		)	(252,982		)
	363,748			212,237
Equipment and construction in progress	48,592			197,500
Property, plant and equipment, net	$	412,340		$	409,737

Schedule of Finite-Lived Intangible Assets

Intangible assets, net

	June 30,
	2020			2019
	(in thousands)
Patents and technology rights	$	18,037		$	18,037
Trade name	268			268
Customer relationships	1,150			1,150
	19,455			19,455
Less: accumulated amortization	(2,954		)	(2,842		)
	16,501			16,613
Goodwill	269			269
Intangible assets, net	$	16,770		$	16,882