Related Party Transactions (PIK Dividend or Equity Fee Payable) (Details)	1 Months Ended	6 Months Ended
	May 31, 2025	Jun. 30, 2026
Avenue
Related Party Transactions
Effective date		Feb. 17, 2015
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
Cellvation
Related Party Transactions
Effective date		Oct. 31, 2016
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
Checkpoint
Related Party Transactions
Effective date		Mar. 17, 2015
Annual equity fee as a percentage of fully diluted outstanding capitalization	2.50%
Cyprium
Related Party Transactions
Effective date		Mar. 13, 2017
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
Helocyte
Related Party Transactions
Effective date		Mar. 20, 2015
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
LemmaTx
Related Party Transactions
Effective date		Feb. 11, 2026
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
Mustang
Related Party Transactions
Effective date		Mar. 13, 2015
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
Oncogenuity
Related Party Transactions
Effective date		Apr. 22, 2020
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%
Urica
Related Party Transactions
Effective date		Nov. 07, 2017
PIK dividend as a percentage of fully diluted outstanding capitalization		2.50%