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Goodwill and Identified Intangible Assets | 3 Months Ended
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Mar. 27, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Identified Intangible Assets | GOODWILL AND IDENTIFIED INTANGIBLE ASSETS Goodwill Goodwill represents the cost in excess of the fair value of the net assets acquired in a business combination. Goodwill is tested for impairment at the reporting unit level on an annual basis and on an interim basis if an event occurs or circumstances change that would more likely than not reduce the fair value of a reporting unit below its carrying value. The Company determined that there was no impairment identified as of March 27, 2020. The changes in the carrying amount of goodwill for the three months ended March 27, 2020 were as follows (in thousands):
| Video |  | Cable Access |  | Total
Balance as of December 31, 2019 | $ | 178,982 |  |  | $ | 60,798 |  |  | $ | 239,780 |
Foreign currency translation adjustment, net | (1,110 | ) |  | (56 | ) |  | (1,166 | )
Balance as of March 27, 2020 | $ | 177,872 |  |  | $ | 60,742 |  |  | $ | 238,614 |
Intangible Assets, Net The following is a summary of intangible assets, net (in thousands):
|  |  | March 27, 2020 |  | December 31, 2019
| Weighted Average Remaining Life (Years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Developed core technology | 0.3 |  | $ | 31,707 |  |  | $ | (31,642 | ) |  | $ | 65 |  |  | $ | 31,707 |  |  | $ | (30,757 | ) |  | $ | 950 |
Customer relationships/contracts | 0.9 |  | 44,497 |  |  | (41,773 | ) |  | 2,724 |  |  | 44,577 |  |  | (41,092 | ) |  | 3,485 |
Trademarks and trade names | n/a |  | 594 |  |  | (594 | ) |  | — |  |  | 609 |  |  | (583 | ) |  | 26 |
Maintenance agreements and related relationships | n/a |  | 5,500 |  |  | (5,500 | ) |  | — |  |  | 5,500 |  |  | (5,500 | ) |  | — |
Order backlog | n/a |  | 3,054 |  |  | (3,054 | ) |  | — |  |  | 3,085 |  |  | (3,085 | ) |  | — |
Total identifiable intangibles, net |  |  | $ | 85,352 |  |  | $ | (82,563 | ) |  | $ | 2,789 |  |  | $ | 85,478 |  |  | $ | (81,017 | ) |  | $ | 4,461 |
Amortization expense for the identifiable purchased intangible assets for the three months ended March 27, 2020 and March 29, 2019 was allocated as follows (in thousands):
| Three months ended
| March 27, 2020 |  | March 29, 2019
Included in cost of revenue | $ | 885 |  |  | $ | 1,295 |
Included in operating expenses | 770 |  |  | 788 |
Total amortization expense | $ | 1,655 |  |  | $ | 2,083 |
The estimated future amortization expense of purchased intangible assets with definite lives is as follows (in thousands):
| Cost of Revenue |  | Operating Expenses |  | Total
Year ended December 31, |  |  |  |  |
2020 (remaining nine months) | $ | 65 |  |  | $ | 2,228 |  |  | $ | 2,293 |
2021 | — |  |  | 496 |  |  | 496 |
Total future amortization expense | $ | 65 |  |  | $ | 2,724 |  |  | $ | 2,789 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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