Condensed Schedule of Investments (Parenthetical)	Dec. 31, 2017 USD ($)
Schedule of Investments [Line Items]
Options purchased premiums	$ 23,040
Options written premiums	4,540
Options Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Options written premiums	4,540
Options Contracts [Member] | Calls Option [Member] | Long [Member]
Schedule of Investments [Line Items]
Options purchased premiums	$ 23,040