| In millions, except per share items | Jun-30-23 | Mar-31-23 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 |
| | 10-Q | 10-Q/A | 10-Q | 10-Q/A | 10-Q | 10-Q | 10-Q | 10-Q |
| EXPENSES | | | | | | | | |
| Sponsor fees | | | | | | 6.9 | 5.9 | 4.7 |
| Total expenses | | | | | | 6.9 | 5.9 | 4.7 |
| Net investment loss | | | | | | -6.9 | -5.9 | -4.7 |
| |
| Net realized and change in unrealized gain/(loss) on investment in gold | | | | | | | | |
| Net realized gain/(loss) from investment in gold sold to pay Sponsor fees | | | | | | 0.7 | 0.7 | 0.6 |
| Net realized gain/(loss) from gold distributed for the redemption of shares | | | | | | 41.2 | 65.9 | 67.0 |
| |
| Net change in unrealized gain/(loss) on investment in gold | | | | | | | | |
| Net realized and change in unrealized gain/(loss) on investment in gold | | | | | | -120.8 | -89.1 | 426.5 |
| Net income/(loss) | | | | | | -127.7 | -95.0 | 421.8 |
| |
| Net income/(loss) per share | | | | | | | | |
| Weighted average number of shares (in 000’s) (in shares) | | | | | | | | |