| Discontinued Operation - Consolidated Statements of Operations and Comprehensive Loss (Details) - USD ($) $ in Thousands | 12 Months Ended | |
|---|---|---|
| Dec. 31, 2023 | Dec. 31, 2022 | |
| Operating expenses: | ||
| Net loss from discontinued operation | $ (10,841) | $ (5,469) | 
| Discontinued Operations | Lyte Technology, Inc. | ||
| Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract] | ||
| Net revenues | 7,567 | 15,273 | 
| Cost of revenues | 8,470 | 13,706 | 
| Gross profit | (903) | 1,567 | 
| Operating expenses: | ||
| Sales and marketing | 812 | 2,700 | 
| General and administrative | 1,867 | 2,277 | 
| Impairment of goodwill and intangible asset | 7,371 | 2,061 | 
| Total operating expenses | 10,050 | 7,038 | 
| Operating loss | (10,953) | (5,471) | 
| Other expense (income) | 0 | |
| Other expense (income) | 2 | |
| Total other expense | 0 | 2 | 
| Net loss from discontinued operation | $ (10,953) | $ (5,469) | 
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- Definition Disposal Group, Including Discontinued Operation, Impairment of Goodwill and Intangible Asset No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Operating Expenses No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Other Expense (Income) No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Sales and Marketing Expense No definition available. 
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- Definition Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of general and administrative expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of gross profit attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of operating expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of other expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of other income attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- References No definition available. 
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- Definition Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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