Schedules of Investments (Unaudited) - Investments (Details)	Mar. 31, 2022 USD ($) oz	Dec. 31, 2021 USD ($) oz	Mar. 31, 2021 USD ($) oz	Dec. 31, 2020 USD ($) oz
Gold bullion (Ounce) \| oz	16,608,310	15,784,325	16,202,345	16,881,652
Investment in gold bullion, cost	$ 25,367,951,331	$ 23,722,912,868	$ 24,106,918,759	$ 25,014,142,586
Gold bullion fair value	32,255,828,173	28,729,048,695
Less Liabilities	(6,770,210)	(6,025,058)
Net Assets	$ 32,249,057,963	$ 28,723,023,637	$ 27,393,007,009	$ 31,918,269,136

Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section 50
-Paragraph 6
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=99383244&loc=d3e12121-115841

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 5D
-Subparagraph (SX 210.12-13D(Column C))
-URI https://asc.fasb.org/extlink&oid=122147990&loc=SL120429264-123010

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-12B(Column C))
-URI https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010

Name:	us-gaap_InvestmentOwnedAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant