Investments - Summary of Investments (Details) - USD ($) $ in Thousands |
Sep. 30, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Equity Method Investments, Warrants and Options, and Variable Interest Entities [Abstract] | ||
| Equity method investments | $ 496 | |
| Variable interest entity, equity method | 1,036 | |
| Equity securities | 12,720 | $ 18,870 |
| Equity securities with no readily determinable fair value | 35 | |
| Warrants and options | 38 | |
| Total carrying value of investments | 14,325 | $ 20,746 |
| Equity method investment, underlying equity in net assets | $ 2,374 |
| X | ||||||||||
- Definition Equity Method Investment, Excluding Variable Interest Entity No definition available.
|
| X | ||||||||||
- Definition Equity Method Investment, Variable Interest Entity No definition available.
|
| X | ||||||||||
- Definition Equity Method Investments, Warrants and Options, and Variable Interest Entities [Abstract] No definition available.
|
| X | ||||||||||
- Definition Stock Option and Warrant Investments No definition available.
|
| X | ||||||||||
- Definition This item represents the entity's ownership percentage in the investee multiplied by the investee's total equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|