Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)	9 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Schedule Of Summary Of Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 19,422,661	$ 17,633,729
Restricted investments	0	0
Foreign currency investments hold	0
Organizational and offering expenses	$ 811,708
Percentage of annual operating expenses exceeded value of fund net assets	1.25%
Percentage of annual operating expenses not exceeded value of fund net assets	1.25%
Nondeductible federal exercise tax on undistributed income	4.00%
Percentage of ordinary income	98.00%
Percentage of capital gain net income	98.20%
Capital gain term	1 year
Change in accounting principle, accounting standards update, adopted	true
Change in accounting principle, accounting standards update, adoption date	Dec. 31, 2022
JPMorgan U.S. Treasury Plus Money Market Fund
Schedule Of Summary Of Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 16,651,622	$ 11,024,422
Percentage of cash and cash equivalents net assets held	8.50%	9.40%
Yield percentage of cash equivalents investment	5.18%	4.12%
Maximum
Schedule Of Summary Of Significant Accounting Policies [Line Items]
Percentage of aggregate capitalization of fund	5.00%
Percentage of aggregate fair value of total assets	5.00%
Maximum | Level 3
Schedule Of Summary Of Significant Accounting Policies [Line Items]
Valuation technique relative weight range	100.00%
Minimum
Schedule Of Summary Of Significant Accounting Policies [Line Items]
Percentage of aggregate fair value of fund assets	5.00%
Minimum | Level 3
Schedule Of Summary Of Significant Accounting Policies [Line Items]
Valuation technique relative weight range	0.00%