Stockholders' Equity - ATM Program (Details) - USD ($) $ / shares in Units, $ in Thousands |
1 Months Ended | 3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|---|
Dec. 31, 2019 |
Aug. 31, 2019 |
Dec. 31, 2019 |
Dec. 31, 2019 |
Mar. 31, 2019 |
|
| Class of Warrant or Right [Line Items] | |||||
| Common stock, par value (in dollars per share) | $ 0.001 | $ 0.001 | $ 0.001 | $ 0.001 | |
| Net proceeds | $ 85,598 | ||||
| ATM sales | |||||
| Class of Warrant or Right [Line Items] | |||||
| Issuance of stock (value) | $ 4,431 | ||||
| Common stock, par value (in dollars per share) | $ 0.001 | ||||
| Percentage Of Commission | 3.00% | ||||
| Common stock sold | 287,559 | ||||
| Gross proceeds | $ 4,568 | ||||
| Legal fees | 137 | ||||
| Net proceeds | $ 4,431 | ||||
| ATM sales | Maximum | |||||
| Class of Warrant or Right [Line Items] | |||||
| Issuance of stock (value) | $ 75,000 | ||||
| Securities offered to the public during the period | $ 250,000 | ||||