Details of Certain Financial Statement Components - Intangible assets, net (Details) - USD ($) |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
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| Intangible assets, net | |||||
| Gross Carrying Amount | $ 4,048,000 | $ 4,048,000 | $ 4,108,000 | ||
| Accumulated Amortization | (3,047,000) | (3,047,000) | (2,775,000) | ||
| Net Carrying Amount | 1,001,000 | 1,001,000 | 1,333,000 | ||
| Amortization expense | $ 141,000 | $ 184,000 | $ 313,000 | $ 356,000 | |
| Patents, tradenames, and trademarks | |||||
| Intangible assets, net | |||||
| Weighted Average Amortization period | 5 years | 5 years | |||
| Gross Carrying Amount | $ 943,000 | $ 943,000 | 948,000 | ||
| Accumulated Amortization | (835,000) | (835,000) | (817,000) | ||
| Net Carrying Amount | $ 108,000 | $ 108,000 | 131,000 | ||
| Developed technology | |||||
| Intangible assets, net | |||||
| Weighted Average Amortization period | 3 years 6 months | 3 years 6 months | |||
| Gross Carrying Amount | $ 645,000 | $ 645,000 | 654,000 | ||
| Accumulated Amortization | (550,000) | (550,000) | (504,000) | ||
| Net Carrying Amount | $ 95,000 | $ 95,000 | 150,000 | ||
| Customer relationships | |||||
| Intangible assets, net | |||||
| Weighted Average Amortization period | 6 years | 6 years | |||
| Gross Carrying Amount | $ 1,497,000 | $ 1,497,000 | 1,525,000 | ||
| Accumulated Amortization | (865,000) | (865,000) | (761,000) | ||
| Net Carrying Amount | $ 632,000 | $ 632,000 | 764,000 | ||
| Non-compete agreements | |||||
| Intangible assets, net | |||||
| Weighted Average Amortization period | 4 years | 4 years | |||
| Gross Carrying Amount | $ 963,000 | $ 963,000 | 981,000 | ||
| Accumulated Amortization | (797,000) | (797,000) | (693,000) | ||
| Net Carrying Amount | $ 166,000 | $ 166,000 | $ 288,000 | ||
| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Period remaining for amortization of finite-lived intangible asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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