XML 30 R21.htm IDEA: XBRL DOCUMENT v3.21.1
Investment in Hoth Therapeutics, Inc. (Tables)
 3 Months Ended
Mar. 31, 2021
Investment In Hoth Therapeutics Inc Abstract [Abstract]  
Investment in Hoth Therapeutics, Inc. (Textual)
Security Name  Shares Owned as of
March 31,
2021		   Fair value per Share as of
March 31,
2021		   Fair value as of  March 31,
2021
(in thousands)		 
HOTH   1,166,415   $1.97   $2,298