Statements of Changes in Net Assets (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2021	Oct. 31, 2020
Statement of Comprehensive Income [Abstract]
Net assets, beginning of period	$ 502,216,306	$ 369,590,556	$ 442,483,105	$ 198,479,743
Creations	79,365,152	70,059,440	157,443,950	203,183,605
Redemptions	(129,603)	(5,064,495)	(8,525,037)	(27,858,127)
Net investment loss	(329,573)	(252,814)	(901,813)	(746,046)
Net realized gain from gold bullion distributed for redemptions	11,912	993,857	921,833	5,626,134
Net change in unrealized appreciation (depreciation) on investment in gold bullion	(15,451,298)	(18,495,904)	(25,739,142)	38,145,331
Net assets, end of period	$ 565,682,896	$ 416,830,640	$ 565,682,896	$ 416,830,640