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Geneos Therapeutics, Inc. - Narrative (Details) - USD ($)		1 Months Ended		3 Months Ended			6 Months Ended		7 Months Ended
	Jun. 01, 2020	Nov. 30, 2020	Feb. 28, 2019	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020	Feb. 28, 2021	Mar. 31, 2020	Jan. 31, 2020
Noncontrolling Interest [Line Items]
Gain on deconsolidation of investment				$ 0		$ 4,121,075	$ 0	$ 4,121,075
Share of net loss in Geneos				0		$ 901,757	434,387	$ 901,757
Investment in equity method investments				$ 0			$ 0		$ 434,387
Series A One Preferred Stock
Noncontrolling Interest [Line Items]
Investment in equity method investments	$ 1,399,999
Geneos Therapeutics, Inc.
Noncontrolling Interest [Line Items]
Noncontrolling interest, ownership percentage by parent		36.00%	61.00%							35.00%	52.00%
Ownership percentage				47.00%		47.00%	47.00%	47.00%
Geneos Therapeutics, Inc.
Noncontrolling Interest [Line Items]
Payments to acquire additional interest in subsidiaries		$ 1,400,000	$ 1,200,000
Stock purchase agreement, commitment of additional investment						$ 800,000		$ 800,000				$ 800,000
Gain on deconsolidation of investment	4,121,075
Deconsolidation gain, remeasurement of retained noncontrolling investment to fair value	2,400,000
Loss from equity method investment, recorded and allocated to investment					$ (1,500,000)				(4,600,000)
Share of net loss in Geneos					434,387				4,584,610
Investment in equity method investments	3,618,998			$ 0	0		$ 0
Geneos Therapeutics, Inc. | Common stock
Noncontrolling Interest [Line Items]
Investment in equity method investments	819,000				0
Geneos Therapeutics, Inc. | Preferred stock
Noncontrolling Interest [Line Items]
Share of net loss in Geneos									4,200,000
Investment in equity method investments	$ 2,799,998				$ 0
Geneos Therapeutics, Inc. | Series A One Preferred Stock
Noncontrolling Interest [Line Items]
Share of net loss in Geneos									$ 819,000

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