Statements of Financial Condition (Parenthetical) - shares	Jun. 30, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
General Partner, Units outstanding	14,657.688	14,657.688
Limited Partners, Units outstanding	1,149,014.262	1,251,286.910

The number of general partner units outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187171-122770

Name:	us-gaap_GeneralPartnersCapitalAccountUnitsOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant