Revenue (Tables)

6 Months Ended

Jun. 30, 2023

Revenue from Contract with Customer [Abstract]

Disaggregate of Revenue by Reportable Segment and Revenue Category

The following tables disaggregate revenue by reportable segment and revenue category. Prior year amounts presented below have been reclassified to conform to the current period revenue category presentation:

	Three Months Ended
	June 30, 2023						June 30, 2022
(In thousands)	Network Solutions		Services & Support		Total		Network Solutions		Services & Support		Total
Optical Networking Solutions	$	120,221	$	22,775	$	142,996	$	—	$	—	$	—
Access & Aggregation Solutions		89,263		13,454		102,717		80,821		11,467		92,288
Subscriber Solutions		73,518		8,147		81,665		75,171		4,579		79,750
Total	$	283,002	$	44,376	$	327,378	$	155,992	$	16,046	$	172,038

	Six Months Ended
	June 30, 2023						June 30, 2022
(In thousands)	Network Solutions		Services & Support		Total		Network Solutions		Services & Support		Total
Optical Networking Solutions	$	247,798	$	42,954	$	290,752	$	—	$	—	$	—
Access & Aggregation Solutions		173,817		25,720		199,537		166,805		23,279		190,084
Subscriber Solutions		143,805		17,196		161,001		127,561		8,911		136,472
Total	$	565,420	$	85,870	$	651,290	$	294,366	$	32,190	$	326,556

The table below presents revenue information by category. Prior year amounts presented below have been reclassified to conform to the current period revenue category presentation:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
(In thousands)	2023		2022		2023		2022
Optical Networking Solutions	$	142,996	$	—	$	290,752	$	—
Access & Aggregation Solutions		102,717		92,288		199,537		190,084
Subscriber Solutions		81,665		79,750		161,001		136,472
Total	$	327,378	$	172,038	$	651,290	$	326,556

Information about Receivables, Contract Assets, and Unearned Revenue from Contracts with Customers

The following table provides information about receivables, contract assets and unearned revenue from contracts with customers:

	As of		As of
(In thousands)	June 30, 2023		December 31, 2022
Accounts receivable, net	$	239,565	$	279,435
Contract assets(1)	$	1,153	$	1,852
Unearned revenue	$	48,030	$	41,193
Non-current unearned revenue	$	24,111	$	19,239