Basis of Presentation and Significant Accounting Policies - Equity Securities (Details)	1 Months Ended	3 Months Ended
Oct. 31, 2020 shares	Dec. 31, 2020 shares	Sep. 30, 2020 shares
Rezolute
Equity investments
Number of shares owned	161,860	161,860	8,093,010
Rezolute
Equity investments
Reverse stock split	0.02	0.02

Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SAB TOPIC 4.C)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187143-122770

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