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Geneos Therapeutics, Inc. - Narrative (Details) - USD ($)		1 Months Ended		3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 01, 2020	Mar. 31, 2022	Nov. 30, 2020	Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2021	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2019	Mar. 31, 2023	Dec. 31, 2022	Feb. 28, 2021	Jun. 30, 2020	Jan. 31, 2020
Noncontrolling Interest [Line Items]
Payments to acquire additional interest in subsidiaries							$ 0	$ 1,999,998
Share of net loss in Geneos				$ 0	$ 0		$ 0	$ 2,165,213
Geneos Therapeutics, Inc.
Noncontrolling Interest [Line Items]
Ownership percentage													47.00%
Series A-2 One Preferred Stock
Noncontrolling Interest [Line Items]
Remeasurement of Geneos Series A-1 preferred stock		$ 165,215
Share of net loss in Geneos		2,165,213
Investment in equity method investments		$ 0									$ 1,999,998
Geneos Therapeutics, Inc.
Noncontrolling Interest [Line Items]
Noncontrolling interest, ownership percentage by parent		28.00%	36.00%						61.00%	26.00%		35.00%		52.00%
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
Gain on deconsolidation of investment	$ 4,100,000
Remeasurement of Geneos Series A-1 preferred stock	$ 2,400,000
Loss from equity method investment, recorded and allocated to investment						$ 1,500,000
Share of net loss in Geneos						434,000
Investment in equity method investments						0
Geneos Therapeutics, Inc. | Series A One Preferred Stock
Noncontrolling Interest [Line Items]
Share of net loss in Geneos						819,000
Geneos Therapeutics, Inc. | Common stock
Noncontrolling Interest [Line Items]
Investment in equity method investments						0
Geneos Therapeutics, Inc. | Preferred stock
Noncontrolling Interest [Line Items]
Payments to acquire additional interest in subsidiaries		$ 2,000,000
Share of net loss in Geneos						4,200,000
Investment in equity method investments						$ 0

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