Investment in Joint Ventures (Schedule of Financial Information for Joint Ventures) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule of Equity Method Investments [Line Items]
Total Revenues	$ 1,038,535	$ 1,208,553	$ 1,181,317
Loss From Continuing Operations	(126,523)	(87,710)	(100,012)
Income (Loss) From Discontinued Operations	0	1,335,377	(850,397)
Net Income (Loss)	(126,523)	1,247,667	(950,409)
Fund XI-XII-REIT Associates
Schedule of Equity Method Investments [Line Items]
Total Assets	5,214,846	5,006,337
Total Liabilities	634,990	299,609
Total Equity	4,579,856	4,706,728
Total Revenues	1,038,535	1,208,553	1,181,317
Loss From Continuing Operations	(126,523)	(40,421)	(66,017)
Income (Loss) From Discontinued Operations	0	0	0
Net Income (Loss)	(126,523)	(40,421)	(66,017)
Fund IX-X-XI-REIT Associates
Schedule of Equity Method Investments [Line Items]
Total Revenues	0	0	0
Loss From Continuing Operations	0	(24,668)	(38,736)
Income (Loss) From Discontinued Operations	0	1,335,377	(850,397)
Net Income (Loss)	0	1,310,709	(889,133)
Fund X-XI Associates
Schedule of Equity Method Investments [Line Items]
Total Revenues	0	0	0
Loss From Continuing Operations	0	(22,621)	4,741
Income (Loss) From Discontinued Operations	0	0	0
Net Income (Loss)	0	(22,621)	4,741
Fund X-XI-REIT Associates - Fremont
Schedule of Equity Method Investments [Line Items]
Total Revenues	0	0	0
Loss From Continuing Operations	0	(14,269)	(20,674)
Income (Loss) From Discontinued Operations	0	(86,305)	41,749
Net Income (Loss)	$ 0	$ (100,574)	$ 21,075

The amount of assets reported by an equity method investment of the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

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+ Details

- Definition

Amount of equity, including noncontrolling interest, reported by an equity method investment of the entity.

+ References+ Details

- Definition

The amount of income (loss) from continuing operations before extraordinary items reported by an equity method investment of the entity.

+ References+ Details

- Definition

The amount of liabilities reported by an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of net income (loss) reported by an equity method investment of the entity.

+ References

+ Details

WELLS REAL ESTATE FUND XI L P 10-K