Condensed Consolidated Statements Of Cash Flows (Parenthetical)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Shares of restricted and unrestricted common stock, pursuant to NNN's performance incentive plan	298,896	396,577
Shares of common stock to directors pursuant to NNN's performance incentive plan	4,292	4,122
Shares of common stock pursuant to NNN's Deferred Director Fee Plan	3,227	5,317