Segment and Geographic Information (Tables)

9 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas

Long-lived assets, net consisting of property, plant and equipment and land use rights, by geographical area are as follows:

	March 31, 2018		June 30, 2017
	(in thousands)
China	$	176,433	$	85,691
United States	81,675		61,787
Other Countries	687		713
	$	258,795	$	148,191

The revenue by geographical location in the following tables is based on the country or region to which the products were shipped:

	Three Months Ended March 31,				Nine Months Ended March 31,
	2018		2017		2018		2017
	(in thousands)				(in thousands)
Hong Kong	$	84,632	$	75,785	$	252,302	$	236,873
China	15,849		15,334		52,122		42,159
South Korea	243		294		831		1,053
United States	1,358		1,075		4,050		2,767
Other countries	820		793		2,351		2,478
	$	102,902	$	93,281	$	311,656	$	285,330

Revenue from External Customers by Products and Services

The following is a summary of revenue by product type:

	Three Months Ended March 31,				Nine Months Ended March 31,
	2018		2017		2018		2017
	(in thousands)				(in thousands)
Power discrete	$	83,982	$	70,794	$	252,754	$	212,044
Power IC	15,685		19,309		49,540		64,166
Packaging and testing services	3,235		3,178		9,362		9,120
	$	102,902	$	93,281	$	311,656	$	285,330