Condensed Statements of Financial Condition (Parenthetical) - shares	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020
Statement of Financial Position [Abstract]
General Partner: units issued (in units)	100,000		100,000
Units outstanding (in units)	100,000		100,000
Limited partners: units issued (in units)	100,389,849,000	98,222,942
Limited partners: units outstanding (in units)	100,389,849,000	98,222,942