Segment, Product and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment, Product and Geographic Information

The Company has two operating segments: Driver IC and Non-driver Products. The Driver IC segment generally is engaged in the design, research, development and sale of displays driver for large-sized TFT-LCD panels, which are used in televisions and desktop monitors, and displays driver for small and medium-sized TFT-LCD panels, which are used in mobile handsets and consumer electronics products. The Non-driver segment primarily is engaged in the design, research, manufacturing and sale of non-driver products, such as timing controllers, 3D Sensing Solution, LCOS, CMOS Image Sensors and WLO.


	Year Ended December 31, 2018
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)

Segment revenues	$	586,258	137,347		723,605
Segment operating income (loss)	$	56,023	(52,638)		3,385
Non operating income, net					3,635
Consolidated profits before income taxes				$	7,020
Significant noncash items:
Share-based compensation	$	189	219		408
Depreciation and amortization	$	3,248	17,079		20,327


	Year Ended December 31, 2019
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)

Segment revenues	$	544,727	127,108		671,835
Segment operating income (loss)	$	29,070	(47,377)		(18,307)
Non operating income, net					2,539
Consolidated loss before income taxes				$	(15,768)
Significant noncash items:
Share-based compensation	$	221	236		457
Depreciation and amortization	$	5,511	18,888		24,399


	Year Ended December 31, 2020
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)

Segment revenues	$	756,522	130,760		887,282
Segment operating income (loss)	$	98,687	(40,761)		57,926
Non operating loss, net					(1,054)
Consolidated profit before income taxes				$	56,872
Significant noncash items:
Share-based compensation	$	481	282		763
Depreciation and amortization	$	5,959	17,637		23,596

Schedule of segment revenues in geographic region

The following tables summarize information pertaining to the segment revenues from customers in different geographic region (based on customer’s headquarter location):


	For the year ended December 31, 2018
			Non-driver	Consolidated
	Driver IC		products	Total
		(in thousands)

China	$	419,249	61,143	480,392
Taiwan		136,526	31,596	168,122
Other Asia Pacific (Philippines, Korea and Japan)		30,483	41,811	72,294
Europe and America		-	2,797	2,797
	$	586,258	137,347	723,605


	For the year ended December 31, 2019
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)

China	$	421,729	50,643	472,372
Taiwan		90,971	38,286	129,257
Other Asia Pacific (Philippines, Korea and Japan)		31,861	36,918	68,779
Europe and America		166	1,261	1,427
	$	544,727	127,108	671,835


	For the year ended December 31, 2020
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)

China	$	643,527	63,475	707,002
Taiwan		88,001	35,179	123,180
Other Asia Pacific (Philippines, Korea and Japan)		24,964	31,231	56,195
Europe and America		30	875	905
	$	756,522	130,760	887,282

Schedule of segment revenues from major product lines

The following tables summarize information pertaining to the segment revenues from major product lines:


	For the year ended December 31, 2018
			Non-driver	Consolidated
		Driver IC	products	Total
	(in thousands)

Display drivers for large-sized applications	$	260,540	-	260,540
Display drivers for small and medium-sized applications		325,718	-	325,718
Non-driver products		-	137,347	137,347
	$	586,258	137,347	723,605


	For the year ended December 31, 2019
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)
Display drivers for large-sized applications	$	237,276	-	237,276
Display drivers for small and medium-sized applications		307,451	-	307,451
Non-driver products		-	127,108	127,108
	$	544,727	127,108	671,835


	For the year ended December 31, 2020
			Non-driver	Consolidated
	Driver IC		products	Total
	(in thousands)

Display drivers for large-sized applications	$	240,789	-	240,789
Display drivers for small and medium-sized applications		515,733	-	515,733
Non-driver products		-	130,760	130,760
	$	756,522	130,760	887,282

Schedule of carrying values of company's tangible long-lived assets

The carrying values of the Company’s property, plant and equipment are located in the following countries:


	December 31,		December 31,
	2019		2020
	(in thousands)
Taiwan	$	136,986	128,941
U.S.		730	1,413
China		803	878
Korea		95	524
Israel		265	167
Japan		59	151
	$	138,938	132,074

Schedule of revenues from significant customers

Revenues from significant customers, those representing 10% or more of total revenue for the respective periods, are summarized as follows:


	Year ended December 31,
	2018		2019	2020
	(in thousands)
Driver IC segment:
Customer A and its affiliates	$	178,907	182,442	264,700
Customer B and its affiliates		87,927	56,260	54,439
Customer C		38,678	33,318	109,911
	$	305,512	272,020	429,050
Non-driver products segment:
Customer A and its affiliates	$	24,088	15,988	24,963
Customer B and its affiliates		2,917	3,521	3,906
Customer C		2,927	4,313	2,593
	$	29,932	23,822	31,462

Schedule of accounts receivable from significant customers

Accounts receivable from significant customers, those representing 10% or more of total accounts receivable for the respective dates, is summarized as follows:


	December 31,		December 31,
	2019		2020
	(in thousands)
Customer A and its affiliates	$	62,136	88,353
Customer B and its affiliates		13,086	19,879
Customer C		9,580	33,171
	$	84,802	141,403

Schedule of contract liabilities in relation to revenue from contracts with customers

The Company has recognized the following contract liabilities in relation to revenue from contracts with customers:


	December 31,		December 31,
	2019		2020
	(in thousands)
Contract liabilities	$	1,902	6,622