Segment Reporting and Geographic Information (Tables)

9 Months Ended

Sep. 30, 2018

Segment Reporting and Geographic Information

Schedule of sales by end-market

	Three months ended September 30,				Nine months ended September 30,
	2018		2017		2018		2017
	(in thousands)
Sales by end-market
Advanced Packaging, MEMS & RF Filters	$	24,562	$	21,478	$	76,473	$	54,216
LED Lighting, Display & Compound Semiconductor		58,864		57,647		236,597		167,105
Front-End Semiconductor		13,476		16,256		41,085		27,736
Scientific & Industrial		29,855		33,927		88,955		86,968
Total	$	126,757	$	129,308	$	443,110	$	336,025
Sales by geographic region
United States	$	28,861	$	34,914	$	85,555	$	72,820
China		39,200		12,956		185,050		81,121
EMEA(1)		30,685		16,948		71,836		54,140
Rest of World		28,011		64,490		100,669		127,944
Total	$	126,757	$	129,308	$	443,110	$	336,025

⁽¹⁾ EMEA consists of Europe, the Middle East, and Africa