Balance Sheet Components - Schedule of Accrued Payroll (Details) - USD ($) $ in Thousands |
Jun. 30, 2019 |
Dec. 31, 2018 |
|---|---|---|
| Payables And Accruals [Abstract] | ||
| Accrued bonuses | $ 669 | $ 4,780 |
| Accrued wages and other payroll related items | 3,105 | 3,494 |
| Accrued vacation | 2,107 | 1,959 |
| Accrued employee stock purchase plan deductions | 1,088 | 1,174 |
| Accrued payroll | $ 6,969 | $ 11,407 |
| X | ||||||||||
- Definition Accrued employee stock purchase plan deductions. No definition available.
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| X | ||||||||||
- Definition Accrued wages and other payroll related items. No definition available.
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred and payable for unused vacation time owed to employees based on the entity's vacation benefit given to its employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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