Condensed Statements Of Operations (Parenthetical)	3 Months Ended
Mar. 31, 2012	Mar. 31, 2011
Condensed Statements Of Operations [Abstract]
Interests outstanding	50,000	50,000

The average number of limited partnership and general partnership units issued and outstanding that are used in calculating basic and diluted earnings per limited partnership and general partnership unit.

No definition available.

Name:	us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration