XML 28 R21.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Balance Sheet Components (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2024
Balance Sheet Related Disclosures [Abstract] |
Schedule of Prepaid and Other Current Assets | Prepaid and other current assets consist of the following as of the periods presented (in thousands):
|  | June 30, 2024 |  |  | December 31, 2023 |
Prepaid research and development |  | $ | 26,148 |  |  | $ | 11,579 |
Prepaid taxes |  |  | 388 |  |  |  | 614 |
Prepaid other |  |  | 2,528 |  |  |  | 2,471 |
Common stock warrant exercise receivable |  |  | 19,406 |  |  |  | — |
Total prepaid and other current assets |  | $ | 48,470 |  |  | $ | 14,664 |
Schedule of Accrued Expenses | Accrued expenses consist of the following as of the periods presented (in thousands):
|  | June 30, 2024 |  |  | December 31, 2023 |
Accrued research and development expenses |  | $ | 13,145 |  |  | $ | 13,017 |
Accrued employee and related expenses |  |  | 3,752 |  |  |  | 6,248 |
Accrued professional and legal fees |  |  | 1,511 |  |  |  | 1,110 |
Accrued other expenses |  |  | 255 |  |  |  | 155 |
Total accrued expenses |  | $ | 18,663 |  |  | $ | 20,530 |

X
- Definition Schedule of prepaid and other current assets. + References No definition available. + Details
Name: | etnb_ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock
Namespace Prefix: | etnb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration