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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2021
Goodwill And Intangible Assets Disclosure [Abstract] |
Schedule of Intangible Assets, Excluding Goodwill | Intangible assets, excluding goodwill, consist of the following (in thousands):
|  | December 31, 2021 |  |  | December 31, 2020 |
|  | Cost |  |  | Accumulated Amortization |  |  | Net Carrying Value |  |  | Cost |  |  | Accumulated Amortization |  |  | Net Carrying Value |
Intangible assets subject to amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents |  | $ | 1,755 |  |  | $ | (566 | ) |  | $ | 1,189 |  |  | $ | 1,474 |  |  | $ | (494 | ) |  | $ | 980 |
Purchased technology |  |  | 16,900 |  |  |  | (6,572 | ) |  |  | 10,328 |  |  |  | 16,900 |  |  |  | (4,694 | ) |  |  | 12,206 |
Intangible assets not subject to amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 100 |  |  |  | — |  |  |  | 100 |  |  |  | 74 |  |  |  | — |  |  |  | 74 |
Total |  | $ | 18,755 |  |  | $ | (7,138 | ) |  | $ | 11,617 |  |  | $ | 18,448 |  |  | $ | (5,188 | ) |  | $ | 13,260 |
Schedule of Amortization Expense Related to Definite-Lived Intangible Assets | Amortization expense related to definite-lived intangible assets was (in thousands):
|  | Year Ended December 31, |
|  | 2021 |  |  | 2020 |
Direct costs and expenses |  | $ | 5 |  |  | $ | 13 |
Sales, marketing, general and administrative |  |  | 1,945 |  |  |  | 2,051 |
Total |  | $ | 1,950 |  |  | $ | 2,064 |

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- Definition Tabular disclosure of amortization expense of assets, excluding financial assets, that lack physical substance, having a limited useful life. + References No definition available. + Details
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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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