v3.25.4
Combined Statements of Changes in Net Assets - USD ($)
 3 Months Ended 9 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
Net assets, beginning of period $ 377,214,947 $ 85,988,207 $ 186,935,761 $ 62,102,631
Capital Share Transactions:        
Contributions for Shares issued [1] 39,451,008 50,058,818 192,853,635 61,737,195
Distributions for Shares redeemed 0 (26,173,315) (14,608,036) (26,173,315)
Net increase (decrease) in net assets from capital share transactions 39,451,008 23,885,503 178,245,599 35,563,880
Net assets, end of period 464,824,868 107,969,989 464,824,868 107,969,989
Net investment loss (160,945) (38,441) (342,757) (92,294)
Net realized gain (loss) from gold distributed for the redemption of shares and sold to pay expenses 40,960 4,249,440 2,948,570 4,261,209
Net change in unrealized appreciation (depreciation) on investment in gold 48,278,898 (6,114,720) 97,037,695 6,134,563
Net increase (decrease) in net assets resulting from operations 48,158,913 (1,903,721) 99,643,508 10,303,478
Franklin Responsibly Sourced Gold ETF [Member]        
Net assets, beginning of period 377,214,947 85,988,207 186,935,761 62,102,631
Capital Share Transactions:        
Contributions for Shares issued [2] 39,451,008 50,058,818 192,853,635 61,737,195
Distributions for Shares redeemed 0 (26,173,315) (14,608,036) (26,173,315)
Net increase (decrease) in net assets from capital share transactions 39,451,008 23,885,503 178,245,599 35,563,880
Net assets, end of period 464,824,868 107,969,989 464,824,868 107,969,989
Net investment loss (160,945) (38,441) (342,757) (92,294)
Net realized gain (loss) from gold distributed for the redemption of shares and sold to pay expenses 40,960 4,249,440 2,948,570 4,261,209
Net change in unrealized appreciation (depreciation) on investment in gold 48,278,898 (6,114,720) 97,037,695 6,134,563
Net increase (decrease) in net assets resulting from operations $ 48,158,913 $ (1,903,721) $ 99,643,508 $ 10,303,478
[1] Dollar amount of balance represents the cumulative fair value of creation of shares less the redemption of shares, at the time of the specific creation or redemption.
[2] Dollar amount of balance represents the cumulative fair value of creation of shares less the redemption of shares, at the time of the specific creation or redemption.