Net Sales by Product Group and End Market (Tables)

9 Months Ended

Sep. 30, 2020

Revenue from Contract with Customer [Abstract]

Net sales by product group and end market

Net sales by product group consist of the following:

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2020		2019		2020		2019
	(In thousands)				(In thousands)
Advanced products (1)	$	899,293	$	588,975	$	2,333,810	$	1,444,059
Mainstream products (2)	454,730		494,942		1,345,738		1,430,127
Total net sales	$	1,354,023	$	1,083,917	$	3,679,548	$	2,874,186

(1) Advanced products include flip chip and wafer-level processing and related test services.

(2) Mainstream products include wirebond packaging and related test services.

Net sales by end market consist of the following:

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2020		2019		2020		2019
Communications (handheld devices, smartphones, tablets)	43	%	41	%	40	%	39	%
Consumer (connected home, set-top boxes, televisions, visual imaging, wearables)	25	%	18	%	25	%	16	%
Automotive, industrial and other (driver assist, infotainment, performance, safety)	17	%	26	%	20	%	28	%
Computing (data center, infrastructure, PC/laptop, storage)	15	%	15	%	15	%	17	%
Total net sales	100	%	100	%	100	%	100	%