Segment Information and Major Customers (Tables)

12 Months Ended

Dec. 31, 2022

Segment Reporting [Abstract]

Revenue and Gross Profit of Reportable Segments

The following table presents information about revenue and gross profit of our reportable segments for each of the years ended December 31, 2022, 2021 and 2020:

	2022				2021				2020
(In thousands)	Revenue		Gross Profit		Revenue		Gross Profit		Revenue		Gross Profit
Network Solutions	$	916,793	$	269,688	$	498,834	$	190,993	$	438,015	$	193,789
Services & Support		108,743		57,564		64,170		27,384		68,495		23,762
Total	$	1,025,536	$	327,252	$	563,004	$	218,377	$	506,510	$	217,551

Disaggregate of Revenue by Reportable Segment and Revenue Category

The following tables disaggregate our revenue by category for the years ended December 31, 2022, 2021 and 2020:

	2022
(In thousands)	Network Solutions		Services & Support		Total
Subscriber Solutions	$	364,238	$	26,216	$	390,454
Access & Aggregation Solutions		326,934		47,068		374,002
Optical Networking Solutions		225,621		35,459		261,080
Total	$	916,793	$	108,743	$	1,025,536

	2021
(In thousands)	Network Solutions		Services & Support		Total
Subscriber Solutions	$	189,825	$	16,385	$	206,210
Access & Aggregation Solutions		309,009		47,785		356,794
Optical Networking Solutions		—		—		—
Total	$	498,834	$	64,170	$	563,004

	2020
(In thousands)	Network Solutions		Services & Support		Total
Subscriber Solutions	$	163,349	$	15,315	$	178,664
Access & Aggregation Solutions		274,666		53,180		327,846
Optical Networking Solutions		—		—		—
Total	$	438,015	$	68,495	$	506,510

Revenue Information by Geographic Area

The following table presents revenue information by geographic area for the years ended December 31, 2022, 2021 and 2020:

(In thousands)	2022		2021		2020
United States	$	517,433	$	374,600	$	352,079
United Kingdom		189,685		56,355		13,799
Germany		146,797		65,229		74,882
Other international		171,621		66,820		65,750
Total	$	1,025,536	$	563,004	$	506,510