Basis of Presentation and Summary of Significant Accounting Policies - Intangible Assets (Details) - MD Insider Inc - Technology - USD ($) $ in Thousands |
1 Months Ended | 3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|---|
Jul. 31, 2019 |
Aug. 31, 2020 |
Aug. 31, 2019 |
Aug. 31, 2020 |
Aug. 31, 2019 |
|
| Finite-Lived Intangible Assets [Line Items] | |||||
| Intangible assets acquired | $ 2,900 | ||||
| Estimated useful life | 2 years | ||||
| Amortization expense | $ 362 | $ 121 | $ 724 | $ 121 | |