XML 38 R23.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Investments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Investments |
Schedule of reconciliation of available-for-sale investments from cost basis to fair value | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | As of December 31, 2023
​ |  | ​ | ​ |  | Gross |  | Gross |  | Estimated
​ | ​ | Adjusted | ​ | Unrealized | ​ | Unrealized | ​ | Fair
​ | ​ | Cost | ​ | Gains | ​ | (Losses) | ​ | Value
Corporate bonds | ​ | $ | 79,085 | ​ | $ | 243 | ​ | $ | (308) | ​ | $ | 79,020
Agency bonds | ​ | ​ | 19,020 | ​ | ​ | — | ​ | ​ | (9) | ​ | ​ | 19,011
Total investments | ​ | $ | 98,105 | ​ | $ | 243 | ​ | $ | (317) | ​ | $ | 98,031
Schedule of available-for-sale securities maturities | ​
​ | ​ | ​ | ​
Available-for-sale securities maturing as of December 31: | ​ | ​ | ​
2024 | ​ | $ | 57,786
2025 | ​ | ​ | 26,003
2026 | ​ | ​ | 9,771
2027 | ​ | ​ | 4,471
Total | ​ | $ | 98,031
​

X
- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
Name: | us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration