Note 4 - Balance Sheet Components - Other Current Assets (Details) - USD ($) $ in Thousands |
Mar. 31, 2019 |
Dec. 31, 2018 |
|---|---|---|
| RSU tax withholding proceeds receivable | $ 4,331 | $ 39 |
| Prepaid expense | 3,298 | 3,425 |
| Assets for product returns | 2,225 | 1,602 |
| Interest receivable | 1,457 | 1,441 |
| Value-added tax receivable | 505 | 423 |
| Prepaid wafer refund receivable | 4,297 | |
| Other | 1,813 | 704 |
| Total | $ 13,629 | $ 11,931 |
| X | ||||||||||
- Definition Product return assets that are expected to be received within one year or the normal operating cycle, if longer. No definition available.
|
| X | ||||||||||
- Definition Amount represents a refund receivable. No definition available.
|
| X | ||||||||||
- Definition Amount of proceeds receivable related to tax withholding for Share-based payment arrangement. No definition available.
|
| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of current interest earned but not received. Also called accrued interest or accrued interest receivable. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of current assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer. No definition available.
|
| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of value added taxes due either from customers arising from sales on credit terms, or as previously overpaid to tax authorities. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|