Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities
Proceeds from gold bullion sold to pay expenses	$ 34,028,445	$ 27,290,381	$ 21,077,170
Expenses – Sponsor's fees paid	(34,028,445)	(27,290,381)	(21,077,170)
Net cash provided by (used in) operating activities	0	0	0
Increase (decrease) in cash	0	0	0
Cash, beginning of year	0	0	0
Cash, end of year	0	0	0
Reconciliation of Net Increase (Decrease) in Net Assets Resulting from Operations to Net Cash Provided by (Used in) Operating Activities
Net increase (decrease) in net assets resulting from operations	2,276,002,127	(198,122,480)	881,863,362
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:
Proceeds from gold bullion sold to pay expenses	34,028,445	27,290,381	21,077,170
Net realized (gain) loss	(65,788,134)	(23,491,426)	(22,215,914)
Net change in unrealized appreciation/depreciation	(2,245,532,373)	194,080,795	(881,278,079)
Change in operating assets and liabilities:
Sponsor’s fees payable	1,289,935	242,730	553,461
Net cash provided by (used in) operating activities	0	0	0
Supplemental disclosure of non-cash information:
Gold bullion contributed for Shares issued	5,226,042,788	3,078,649,161	2,782,113,163
Gold bullion distributed for Shares redeemed	$ (1,418,257,979)	$ (1,483,295,672)	$ (826,600,408)