Fair Value of Financial Assets and Liabilities - Additional Information (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2019 |
Dec. 31, 2018 |
|
| Fair Value Disclosures [Abstract] | ||
| Discounted cash flow include a discount rate | 15.00% | 15.00% |
| Fair value, assets Level 1 to Level 2 transfers, amount | $ 0 | |
| Fair value, liabilities Level 1 to Level 2 transfers, amount | 0 | |
| Fair value, assets Level 2 to Level 1 transfers, amount | 0 | |
| Fair value, liabilities Level 2 to Level 1 transfers, amount | 0 | |
| Fair value, asset Level 3 transfers amount | 0 | |
| Fair value, liabilities Level 3 transfers amount | $ 0 |
| X | ||||||||||
- Definition Discounted cash flow discount rate. No definition available.
|
| X | ||||||||||
- Definition Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of transfers of liabilities measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of transfers of liabilities measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy. No definition available.
|
| X | ||||||||||
- Definition Amount of transfers of financial instrument classified as a liability into (out of) level 3 of the fair value hierarchy. No definition available.
|