XML 52 R40.htm IDEA: XBRL DOCUMENT v3.25.3
Financial Highlights Per Share Performance - Summary of Per Share Data (Details) - $ / shares
 3 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Per Share Data:    
Principal Market NAV, beginning of period $ 48.98 $ 33.21
Net increase (decrease) net assets from investment operations:    
Net investment loss (0.32) (0.2)
Net realized and unrealized gain (loss) 7.25 (1.08)
Net increase (decrease) in net assets resulting from operations 6.93 (1.28)
Principal Market NAV, end of period $ 55.91 $ 31.93
Total return 14.15% (3.85%)
Ratios to average net assets:    
Net investment loss (2.27%) (2.50%)
Expenses (2.27%) (2.50%)