Liquidation Costs (Details) (USD $)	3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
Liquidation Costs (Details) (USD $)	Sep. 30, 2012	Sep. 30, 2012	Sep. 30, 2012 Tax fees [Member]	Jun. 30, 2012 Tax fees [Member]	Sep. 30, 2012 Audit fees [Member]	Sep. 30, 2012 Audit fees [Member]	Sep. 30, 2012 Public filing fees [Member]	Sep. 30, 2012 Public filing fees [Member]	Sep. 30, 2012 Legal fees [Member]	Sep. 30, 2012 Legal fees [Member]	Sep. 30, 2012 Other [Member]	Sep. 30, 2012 Other [Member]
Changes in Estimated Liquidation Costs
Liquidation Costs, Beginning balance	$ 125,000	$ 219,000	$ 80,000	$ 30,000	$ 43,000	$ 69,000	$ 19,000	$ 28,000	$ 9,000	$ 12,000	$ 24,000	$ 30,000
Payments for Liquidation Cost	(48,000)	(156,000)	(50,000)		(23,000)	(56,000)	(10,000)	(20,000)	(5,000)	(11,000)	(10,000)	(19,000)
Liquidation Cost Adjustments	5,000	19,000				7,000	(1,000)		1,000	4,000	5,000	8,000
Liquidation Costs, Ending balance	$ 82,000	$ 82,000	$ 30,000	$ 30,000	$ 20,000	$ 20,000	$ 8,000	$ 8,000	$ 5,000	$ 5,000	$ 19,000	$ 19,000

NNN 2003 VALUE FUND LLC 10-Q