Revenue (Tables)

9 Months Ended

Sep. 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
	September 30, 2023						September 30, 2022
(In thousands)	Network Solutions		Services & Support		Total		Network Solutions		Services & Support		Total
Optical Networking Solutions	$	94,592	$	21,608	$	116,200	$	103,011	$	15,834	$	118,845
Access & Aggregation Solutions		81,051		13,595		94,646		76,591		11,598		88,189
Subscriber Solutions		52,921		8,564		61,485		125,338		8,337		133,675
Total	$	228,564	$	43,767	$	272,331	$	304,940	$	35,769	$	340,709

	Nine Months Ended
	September 30, 2023						September 30, 2022
(In thousands)	Network Solutions		Services & Support		Total		Network Solutions		Services & Support		Total
Optical Networking Solutions	$	342,390	$	64,562	$	406,952	$	103,011	$	15,834	$	118,845
Access & Aggregation Solutions		254,868		39,315		294,183		243,396		34,877		278,273
Subscriber Solutions		196,726		25,760		222,486		252,899		17,248		270,147
Total	$	793,984	$	129,637	$	923,621	$	599,306	$	67,959	$	667,265

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				Nine Months Ended
	September 30,				September 30,
(In thousands)	2023		2022		2023		2022
Optical Networking Solutions	$	116,200	$	118,845	$	406,952	$	118,845
Access & Aggregation Solutions		94,646		88,189		294,183		278,273
Subscriber Solutions		61,485		133,675		222,486		270,147
Total	$	272,331	$	340,709	$	923,621	$	667,265

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)	September 30, 2023		December 31, 2022
Accounts receivable, net	$	229,333	$	279,435
Contract assets(1)	$	888	$	1,852
Unearned revenue	$	49,832	$	41,193
Non-current unearned revenue	$	23,501	$	19,239