Quarterly Results

12 Months Ended

Dec. 31, 2011

Quarterly Results [Abstract]

Quarterly Financial Information [Text Block]

QUARTERLY RESULTS (UNAUDITED)

A summary of the unaudited quarterly financial information for the years ended December 31, 2011 and 2010 is presented below:

	2011 Quarter Ended
	March 31			June 30		September 30			December 31
Equity in income of joint ventures	$	48,095		$	540,268	$	59,833		$	72,298
Interest and other income	$	1,747		$	2,271	$	3,870		$	3,153
Net income (loss)	$	(14,133	)	$	501,846	$	27,592		$	38,171
Net income (loss) allocated to:
Class A limited partners	$	75,276		$	221,677	$	87,713		$	90,493
Class B limited partners	$	(89,409	)	$	279,946	$	(60,404	)	$	(52,703	)
General partners	$	—		$	223	$	283		$	381
Net income (loss) per weighted-average limited partner unit:
Class A	$	0.02		$	0.07	$	0.03		$	0.03
Class B	$	(0.38	)	$	1.19	$	(0.26	)	$	(0.22	)
Distribution of operating cash per weighted-average limited   partner unit:
Class A	$	—		$	—	$	—		$	—
Class B	$	—		$	—	$	—		$	—
Distribution of net property sale proceeds per weighted-   average limited partner unit:
Class A	$	—		$	—	$	—		$	—
Class B	$	—		$	—	$	—		$	—

	2010 Quarter Ended
	March 31			June 30			September 30			December 31
Equity in income (loss) of joint ventures	$	33,526		$	(521,255	)	$	37,828		$	264,280
Interest and other income	$	458		$	462		$	482		$	1,485
Net income (loss)	$	(30,731	)	$	(570,337	)	$	(2,105	)	$	209,217
Net income (loss) allocated to:
Class A limited partners	$	(30,731	)	$	(570,337	)	$	(2,105	)	$	119,808
Class B limited partners	$	—		$	—		$	—		$	89,409
General partners	$	—		$	—		$	—		$	—
Net income (loss) per weighted-average limited partner unit:
Class A	$	(0.01	)	$	(0.17	)	$	—		$	0.03
Class B	$	—		$	—		$	—		$	0.38
Distribution of operating cash per weighted-average limited   partner unit:
Class A	$	—		$	—		$	—		$	—
Class B	$	—		$	—		$	—		$	—
Distribution of net property sale proceeds per weighted-   average limited partner unit:
Class A	$	—		$	—		$	—		$	—
Class B	$	—		$	—		$	—		$	—