Statements of Assets and Liabilities (Unaudited) (Parentheticals) - USD ($) $ / shares in Thousands	Mar. 31, 2024	Dec. 31, 2023
Investment in silver bullion, cost	$ 9,568,548,144	$ 9,616,427,847
Shares, par value (in dollars per share)	$ 0	$ 0
Shares issued (in shares)	470,950,000	477,000,000