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Stockholders' Equity - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |  |  | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Nov. 09, 2021 | Jan. 25, 2021 | Jun. 30, 2022 | Jun. 24, 2022 | Jan. 01, 2022 | May 13, 2016
2016 Incentive Plan |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Number of shares authorized (in shares) |  |  |  |  |  | 22,000,000
Number of potential shares authorized for issuance under share based compensation plan (in shares) |  |  |  |  |  | 2,000,000
Increase in number of shares authorized (in shares) |  |  |  |  | 2,000,000 |
Number of shares available for grant (in shares) |  |  | 1,792,342 |  |  |
Number of shares of unvested restricted stock units and options outstanding (in shares) |  |  | 2,764,680 |  |  |
Common stock, other shares, outstanding (in shares) |  |  | 11,902,181 |  |  |
Award vesting period (in years) |  |  | 3 years |  |  |
Maximum contractual term (in years) |  |  | 10 years |  |  |
2007 Incentive Plan |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Common stock, other shares, outstanding (in shares) |  |  | 2,230,181 |  |  |
Award vesting period (in years) |  |  | 3 years |  |  |
Maximum contractual term (in years) |  |  | 10 years |  |  |
2022 Inducement Plan |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Number of shares authorized (in shares) |  |  |  | 2,000,000 |  |
Number of shares available for grant (in shares) |  |  | 1,735,000 |  |  |
Number of shares of unvested restricted stock units and options outstanding (in shares) |  |  | 105,000 |  |  |
Common stock, other shares, outstanding (in shares) |  |  | 160,000 |  |  |
Underwritten Public Offering | Common stock |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Number of shares issued in transaction (in shares) |  | 20,355,000 |  |  |  |
Sale of stock, price per share (in dollars per share) |  | $ 8.50 |  |  |  |
Proceeds from sale of stock |  | $ 162.1 |  |  |  |
Common stock | Sales Agreement |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Maximum authorized amount | $ 300.0 |  |  |  |  |
Sale of stock, sales proceeds of any common stock, percentage | 3.00% |  |  |  |  |
Aggregate number of shares issued (in shares) |  |  | 28,950,958 |  |  |
Stock sale agreement weighted average price (in dollars per share) |  |  | $ 2.54 |  |  |
Aggregate proceeds |  |  | $ 72.5 |  |  |
Remaining authorized amount |  |  | $ 178.0 |  |  |

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