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Revenue (Tables)

12 Months Ended

Dec. 31, 2024

Revenue from Contract with Customer [Abstract]

Disaggregate of Revenue by Reportable Segment and Revenue Category

The following table disaggregates revenue by reportable segment and revenue category for the year ended December 31, 2024:

(In thousands)		Network Solutions				Services & Support				Total
Subscriber Solutions		$	295,541			$	35,237			$	330,778
Access & Aggregation Solutions			232,934				58,072				291,006
Optical Networking Solutions			210,489				90,447				300,936
Total		$	738,964			$	183,756			$	922,720

The following table disaggregates revenue by reportable segment and revenue category for the year ended December 31, 2023:

(In thousands)		Network Solutions				Services & Support				Total
Subscriber Solutions		$	263,192			$	34,516			$	297,708
Access & Aggregation Solutions			304,074				54,344				358,418
Optical Networking Solutions			407,123				85,851				492,974
Total		$	974,389			$	174,711			$	1,149,100

The following table disaggregates revenue by reportable segment and revenue category for the year ended December 31, 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

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

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

(In thousands)		December 31, 2024				December 31, 2023
Accounts receivable		$	178,030			$	216,445
Contract assets(1)		$	631			$	691
Unearned revenue		$	52,701			$	46,731
Non-current unearned revenue		$	22,065			$	25,109

(1) Included in other receivables on the Consolidated Balance Sheets.

X

- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-10

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X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-5

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- References

No definition available.

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