The Company and Summary of Significant Accounting Policies - Schedule of Change in Goodwill (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Balance, beginning of year | $ 15,948 | $ 15,941 |
| Effect of foreign currency translation | 4 | 7 |
| Balance, end of year | 15,952 | 15,948 |
| Software & Services | ||
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Balance, beginning of year | 11,804 | 11,797 |
| Effect of foreign currency translation | 4 | 7 |
| Balance, end of year | 11,808 | 11,804 |
| Portal & Advertising | ||
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Balance, beginning of year | 4,144 | 4,144 |
| Effect of foreign currency translation | 0 | 0 |
| Balance, end of year | $ 4,144 | $ 4,144 |