XML 32 R35.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Real Estate (Impairments) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013
Real Estate [Abstract] |  |  |  |
Continuing operations | $ 77 | $ 435 | $ 562 | $ 3,535
Discontinued operations | 0 | 292 | 63 | 1,196
Impairment recoveries – discontinued operations | 0 | (728) | 0 | (728)
Impairment Losses and Other Charges | $ 77 | $ (1) | $ 625 | $ 4,003

X
- Definition Impairment Losses and Other Charges + References No definition available. + Details
Name: | nnn_ImpairmentLossesAndOtherCharges
Namespace Prefix: | nnn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impairment Losses, Continuing Operations, Net of Recoveries + References No definition available. + Details
Name: | nnn_ImpairmentLossesContinuingOperationsNetofRecoveries
Namespace Prefix: | nnn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impairment Losses, Discontinued Operations + References No definition available. + Details
Name: | nnn_ImpairmentLossesDiscontinuedOperations
Namespace Prefix: | nnn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Impairment Losses, Discontinued Operations, Recoveries + References No definition available. + Details
Name: | nnn_ImpairmentLossesDiscontinuedOperationsRecoveries
Namespace Prefix: | nnn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RealEstateAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration