Condensed Consolidated Statements Of Cash Flows (Parenthetical)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Statement of Cash Flows [Abstract]
Issued shares of restricted and unrestricted common stock, pursuant to NNN’s performance incentive plan	371,134	298,896
Issued shares of common stock to directors, pursuant to NNN's performance incentive plan	7,831	7,774
Issued shares of common stock, pursuant to NNN’s Deferred Director Fee Plan	8,229	5,873
Shares of restricted stock surrendered		241