Balance Sheet Detail - Accounts receivable - long term, net (Details) - USD ($) $ in Thousands  | 
3 Months Ended | |
|---|---|---|
Mar. 31, 2024  | 
Dec. 31, 2023  | 
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| Undiscounted cash flows, period ending March 31, 2025 | $ 800 | |
| Undiscounted cash flows, period ending March 31, 2026 | 400 | |
| Undiscounted cash flows, period ending March 31, 2027 | 400 | |
| Accounts receivable - long term | ||
| Total amount due from customer | 1,623 | $ 1,637 | 
| Less: unamortized discount | (6) | (12) | 
| Less: current portion included in accounts receivable | (865) | (828) | 
| Total of accounts receivable, long term, net | $ 752 | $ 797 | 
| Minimum | ||
| Payment Extension Term to Customers | 12 months | |
| Maximum | ||
| Payment Extension Term to Customers | 36 months | 
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- Definition The amount of discount given on long term accounts receivable. No definition available. 
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- Definition Amount of undiscounted cash flows to be received for accounts receivable long term in the next fiscal year following latest fiscal year. No definition available. 
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- Definition Amount of undiscounted cash flows to be received for accounts receivable long term in the third fiscal year following latest fiscal year. No definition available. 
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- Definition Amount of undiscounted cash flows to be received for accounts receivable long term in the second fiscal year following latest fiscal year. No definition available. 
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- Definition The current amount of long term accounts receivable included in accounts receivable, current. No definition available. 
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- Definition Payment extension term to customers. No definition available. 
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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as noncurrent. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- References No definition available. 
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