XML 249 R227.htm IDEA: XBRL DOCUMENT v3.23.2
Note 1 - Organization and Operation - Benchmark - Hashdex Bitcoin Futures ETF (Details) - Hashdex Bitcoin Futures ETF [Member]
Jun. 30, 2023
First to Expire [Member]  
Weighting 50.00%
Second to Expire [Member]  
Weighting 50.00%