XML 40 R31.htm IDEA: XBRL DOCUMENT
v3.25.2

Revenue (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2025
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:
|  | Three Months Ended |
|  | June 30, 2025 |  |  | June 30, 2024 |
(In thousands) |  | Network Solutions |  |  | Services & Support |  |  | Total |  |  | Network Solutions |  |  | Services & Support |  |  | Total |
Subscriber Solutions |  | $ | 75,537 |  |  | $ | 8,221 |  |  | $ | 83,758 |  |  | $ | 73,615 |  |  | $ | 8,782 |  |  | $ | 82,397 |
Access & Aggregation Solutions |  |  | 77,353 |  |  |  | 13,859 |  |  |  | 91,212 |  |  |  | 54,112 |  |  |  | 15,795 |  |  |  | 69,907 |
Optical Networking Solutions |  |  | 66,608 |  |  |  | 23,490 |  |  |  | 90,098 |  |  |  | 51,467 |  |  |  | 22,220 |  |  |  | 73,687 |
Total |  | $ | 219,498 |  |  | $ | 45,570 |  |  | $ | 265,068 |  |  | $ | 179,194 |  |  | $ | 46,797 |  |  | $ | 225,991 |
|  | Six Months Ended |
|  | June 30, 2025 |  |  | June 30, 2024 |
(In thousands) |  | Network Solutions |  |  | Services & Support |  |  | Total |  |  | Network Solutions |  |  | Services & Support |  |  | Total |
Subscriber Solutions |  | $ | 147,285 |  |  | $ | 16,884 |  |  | $ | 164,169 |  |  | $ | 133,984 |  |  | $ | 18,181 |  |  | $ | 152,165 |
Access & Aggregation Solutions |  |  | 153,200 |  |  |  | 27,148 |  |  | $ | 180,348 |  |  |  | 121,889 |  |  |  | 29,330 |  |  | $ | 151,219 |
Optical Networking Solutions |  |  | 121,230 |  |  |  | 47,065 |  |  | $ | 168,295 |  |  |  | 104,594 |  |  |  | 44,186 |  |  | $ | 148,780 |
Total |  | $ | 421,715 |  |  | $ | 91,097 |  |  | $ | 512,812 |  |  | $ | 360,467 |  |  | $ | 91,697 |  |  | $ | 452,164 |
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:
|  | As of |  |  | As of |
(In thousands) |  | June 30, 2025 |  |  | December 31, 2024 |
Accounts receivable, net |  | $ | 164,768 |  |  | $ | 178,030 |
Contract assets(1) |  | $ | 510 |  |  | $ | 631 |
Unearned revenue |  | $ | 62,695 |  |  | $ | 52,701 |
Non-current unearned revenue |  | $ | 24,429 |  |  | $ | 22,065 |
(1) Included in other receivables on the Condensed 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 + Details
Name: | us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration