| Component: (Network and Table) | |
|---|---|
| Network | 100430 - Disclosure - Balance Sheet Components - Schedule of Accrued Liabilities (Details) (http://www.achaogen.com/20161231/taxonomy/role/DisclosureBalanceSheetComponentsScheduleOfAccruedLiabilitiesDetails) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001301501 (http://www.sec.gov/CIK) |
| Payables And Accruals [Abstract] | Period [Axis] | |
|---|---|---|
2016-12-31 | 2015-12-31 | |
Payables And Accruals [Abstract] | ||
Accrued clinical and development expenses | ||
Payroll and related bonus expenses | ||
Other | ||
Accrued liabilities | 9,698,000 | 4,927,000 |