Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entity (Details)

v3.23.3
Variable Interest Entity (Details) - Stan Lee Universe
$ in Millions
Sep. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Jul. 31, 2020
creation
Variable Interest Entity [Line Items]      
Number of creations | creation     100
Investments and cash | $ $ 0.8 $ 0.8