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v3.24.3

OPERATING SEGMENT INFORMATION (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) segment | Sep. 30, 2023 USD ($)
OPERATING SEGMENT INFORMATION |  |  |  |
Number of reportable segments | segment |  |  | 2 |
Total revenue | $ 210,238 | $ 203,161 | $ 582,522 | $ 599,938
Total segment adjusted gross profit | 116,295 | 111,317 | 320,116 | 310,342
Stock-based compensation expense | (355) | (657) | (1,271) | (1,982)
Amortization of acquired technology | (6,323) | (7,157) | (19,406) | (21,985)
Gross profit | 109,617 | 103,503 | 299,439 | 286,375
Segment depreciation expense: |  |  |  |
Depreciation expense | 3,361 | 3,544 | 10,131 | 10,603
Cloud and Edge |  |  |  |
OPERATING SEGMENT INFORMATION |  |  |  |
Total revenue | 128,078 | 115,765 | 340,302 | 355,501
Total segment adjusted gross profit | 86,661 | 78,455 | 226,726 | 231,729
Segment depreciation expense: |  |  |  |
Depreciation expense | 2,324 | 2,426 | 6,981 | 7,402
IP Optical Networks |  |  |  |
OPERATING SEGMENT INFORMATION |  |  |  |
Total revenue | 82,160 | 87,396 | 242,220 | 244,437
Total segment adjusted gross profit | 29,634 | 32,862 | 93,390 | 78,613
Segment depreciation expense: |  |  |  |
Depreciation expense | $ 1,037 | $ 1,118 | $ 3,150 | $ 3,201

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