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Geneos Therapeutics, Inc. (Details) - USD ($) $ in Millions | 1 Months Ended |
--- | --- | ---
Jan. 31, 2020 | Feb. 28, 2019 | Mar. 31, 2020
Geneos Therapeutics, Inc. |  |  |
Noncontrolling Interest [Line Items] |  |  |
Sale of stock, consideration received |  | $ 4.5 |
Geneos Therapeutics, Inc. |  |  |
Noncontrolling Interest [Line Items] |  |  |
Payments to acquire additional interest in subsidiaries | $ 3.0 | $ 1.2 |
Stock purchase agreement, commitment of additional investment | $ 0.8 |  |
Noncontrolling interest, ownership percentage by parent |  |  | 52.00%

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