Investments Measured At Fair Value - Schedule of Financial Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Asset, Cost	$ 60,479,643	$ 51,221,903
Assets, Fair Value	52,164,652	49,172,457
Vivacitas [Member] | Options [Member]
Asset, Cost
Assets, Fair Value
Level 1 [Member]
Assets, Fair Value	20,392,798	10,567,756
Level 1 [Member] | Vivacitas [Member] | Options [Member]
Assets, Fair Value
Level 2 [Member]
Assets, Fair Value
Level 2 [Member] | Vivacitas [Member] | Options [Member]
Assets, Fair Value
Level 3 [Member]
Assets, Fair Value	31,771,854	38,604,701
Level 3 [Member] | Vivacitas [Member] | Options [Member]
Assets, Fair Value
Investment Securities- Fair Value [Member]
Asset, Cost	14,134,540	7,404,911
Assets, Fair Value	17,923,989	10,549,102
Investment Securities- Fair Value [Member] | Level 1 [Member]
Assets, Fair Value	17,923,989	10,549,102
Investment Securities- Fair Value [Member] | Level 2 [Member]
Assets, Fair Value
Investment Securities- Fair Value [Member] | Level 3 [Member]
Assets, Fair Value
Investment Securities- Trading [Member]
Asset, Cost	2,457,162	17,650
Assets, Fair Value	2,468,809	18,654
Investment Securities- Trading [Member] | Level 1 [Member]
Assets, Fair Value	2,468,809	18,654
Investment Securities- Trading [Member] | Level 2 [Member]
Assets, Fair Value
Investment Securities- Trading [Member] | Level 3 [Member]
Assets, Fair Value
Convertible Preferred Stock [Member]
Asset, Cost	42,889,000	42,889,000
Assets, Fair Value	29,430,000	37,675,000
Convertible Preferred Stock [Member] | Level 1 [Member]
Assets, Fair Value
Convertible Preferred Stock [Member] | Level 2 [Member]
Assets, Fair Value
Convertible Preferred Stock [Member] | Level 3 [Member]
Assets, Fair Value	29,430,000	37,675,000
Convertible Note Receivable [Member]
Asset, Cost	138,599	50,000
Assets, Fair Value	153,590	66,978
Convertible Note Receivable [Member] | Level 1 [Member]
Assets, Fair Value
Convertible Note Receivable [Member] | Level 2 [Member]
Assets, Fair Value
Convertible Note Receivable [Member] | Level 3 [Member]
Assets, Fair Value	153,590	66,978
Warrant [Member] | American Premium Water Corp [Member]
Asset, Cost	860,342	860,342
Assets, Fair Value	2,188,264	862,723
Warrant [Member] | American Medical REIT Inc. [Member]
Asset, Cost
Assets, Fair Value
Warrant [Member] | Level 1 [Member] | American Premium Water Corp [Member]
Assets, Fair Value
Warrant [Member] | Level 1 [Member] | American Medical REIT Inc. [Member]
Assets, Fair Value
Warrant [Member] | Level 2 [Member] | American Premium Water Corp [Member]
Assets, Fair Value
Warrant [Member] | Level 2 [Member] | American Medical REIT Inc. [Member]
Assets, Fair Value
Warrant [Member] | Level 3 [Member] | American Premium Water Corp [Member]
Assets, Fair Value	2,188,264	862,723
Warrant [Member] | Level 3 [Member] | American Medical REIT Inc. [Member]
Assets, Fair Value