Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
ASSETS
Accounted for using the operating method, net of accumulated depreciation and amortization	$ 4,368,475	$ 4,256,595
Accounted for using the direct financing method	17,676	18,342
Real estate held for sale	8,230	12,113
Mortgages, notes and accrued interest receivable	19,680	17,119
Commercial mortgage residual interests	12,087	11,721
Cash and cash equivalents	85,358	1,485
Receivables, net of allowance of $3,097 and $2,822, respectively	2,017	4,107
Accrued rental income, net of allowance of $3,086 and $3,181, respectively	25,763	24,797
Debt costs, net of accumulated amortization of $12,924 and $20,213, respectively	14,824	12,877
Other assets	96,744	95,367
Total assets	4,650,854	4,454,523
Liabilities:
Line of credit payable	0	46,400
Mortgages payable, including unamortized premium of $101 and $130, respectively	8,892	9,475
Notes payable, net of unamortized discount of $10,909 and $10,816, respectively	1,714,091	1,514,184
Accrued interest payable	18,532	17,142
Other liabilities	84,889	89,037
Total liabilities	1,826,404	1,676,238
Stockholders’ equity:
Common stock, $0.01 par value. Authorized 375,000,000 shares; 124,510,923 and 121,991,677 shares issued and outstanding, respectively	1,247	1,221
Excess stock, $0.01 par value. Authorized 390,000,000 shares; none issued or outstanding	0	0
Capital in excess of par value	2,432,733	2,353,166
Retained earnings (deficit)	(175,608)	(147,837)
Accumulated other comprehensive income (loss)	(9,450)	(4,505)
Total stockholders’ equity of NNN	2,823,922	2,777,045
Noncontrolling interests	528	1,240
Total equity	2,824,450	2,778,285
Total liabilities and equity	4,650,854	4,454,523
Series D Depositary Share
Stockholders’ equity:
Series D and E, 11,500,000 depositary shares issued and outstanding, at stated liquidation value of $25 per share	287,500	287,500
Series E Depositary Share
Stockholders’ equity:
Series D and E, 11,500,000 depositary shares issued and outstanding, at stated liquidation value of $25 per share	$ 287,500	$ 287,500