Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities
Proceeds from silver bullion sold to pay expenses	$ 27,086,721	$ 25,579,758	$ 28,438,986
Expenses – Sponsor’s fees paid	(27,086,721)	(25,579,758)	(28,438,986)
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	901,933,450	(472,326,421)	217,471,048
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:
Proceeds from silver bullion sold to pay expenses	27,086,721	25,579,758	28,438,986
Net realized (gain) loss	55,102,881	135,779,475	92,120,817
Net change in unrealized appreciation/depreciation	(984,801,878)	311,211,423	(337,891,452)
Change in operating assets and liabilities:
Sponsor’s fees payable	678,826	(244,235)	(139,399)
Net cash provided by (used in) operating activities	0	0	0
Supplemental disclosure of non-cash information:
Silver bullion contributed for Shares issued	1,836,353,140	954,051,929	873,170,446
Silver bullion distributed for Shares redeemed	$ (1,101,564,648)	$ (982,882,736)	$ (1,226,578,286)