Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - shares	Mar. 31, 2023	Dec. 31, 2022
Limited partner's equity, units authorized (in shares)	8,000,000	8,000,000
Limited partner's equity, units issued (in shares)	5,243,119	5,243,119
Limited partner's equity, units outstanding (in shares)	5,243,119	5,243,119

The number of limited partner units authorized to be issued.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480008/505-10-S99-5

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