XML 92 R32.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Organization and Basis of Presentation (Detail) | 1 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2016 | Sep. 30, 2017 ft² Property Counterparty | Dec. 31, 2016 Counterparty Segment
Real Estate Properties [Line Items] |  |  |
Number of limited partnerships in which the company is sole General Partner | Counterparty |  | 2 | 2
Number of partnerships that purchase and lease back model homes from developers in which the company is the general and limited partner | Counterparty |  | 4 | 4
Key Provisions of Operating or Partnership Agreement, Description |  | The Company operates in the following partnerships during the periods covered by these condensed consolidated financial statements: (1)The Company is the sole General Partner in two limited partnerships (NetREIT Palm Self-Storage LP and NetREIT Casa Grande LP), all with ownership in real estate income producing properties. The Company refers to these entities collectively, as the “NetREIT Partnerships”. In June 2016, the Company purchased the 5.99% outside interest in NetREIT Garden Gateway LP. (2) The Company is the general and limited partner in four partnerships that purchase and lease back Model Homes from developers (“Dubose Model Home Investors #201, LP”, “Dubose Model Homes Investors #202, LP”, “Dubose Model Homes Investors #203, LP” and “NetREIT Dubose Model Home REIT, LP”). The Company refers to these entities collectively, as the “Model Home Partnerships”.The Company has determined that the entities described above, where it owns less than 100%, should be included in the Company’s consolidated financial statements as the Company directs their activities and believes that it controls these limited partnerships through NetREIT, the Parent Company. |
Number of limited liability corporation that purchase and leaseback model homes from developers in which the company is a limited partner | Counterparty |  |  | 1
Number of reportable segments | Segment |  |  | 3
NetREIT Garden Gateway LP [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Percentage of outside interest purchased by company | 5.99% |  |
Office, Industrial Properties And Medical Building [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Number of properties | Property |  | 17 |
Area of Real Estate Property | ft² |  | 1,464,000 |
Retail Properties [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Number of properties | Property |  | 4 |
Retail Sites and Mixed Use Properties [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Area of Real Estate Property | ft² |  | 228,000 |
Mixed Use Property [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Number of properties | Property |  | 1 |
Residential Properties [Member] |  |  |
Real Estate Properties [Line Items] |  |  |
Number of properties | Property |  | 139 |
Number of limited partnerships in which the company is sole General Partner | Counterparty |  | 4 |

X
- Definition Number of limited liability that purchase and leaseback model homes from developers in which company is limited partner. + References No definition available. + Details
Name: | sqft_NumberOfLimitedLiabilityThatPurchaseAndLeasebackModelHomesFromDevelopersInWhichCompanyIsLimitedPartner
Namespace Prefix: | sqft_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of limited partnerships in which the company is the sole General Partner. + References No definition available. + Details
Name: | sqft_NumberOfLimitedPartnershipsInWhichCompanyIsSoleGeneralPartner
Namespace Prefix: | sqft_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of partnerships that purchase and lease back model homes from developers in which the company is a limited partner. + References No definition available. + Details
Name: | sqft_NumberOfPartnershipsThatPurchaseAndLeaseBackModelHomesFromDevelopersInWhichCompanyIsLimitedPartner
Namespace Prefix: | sqft_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of outside interest purchased. + References No definition available. + Details
Name: | sqft_PercentageOfOutsideInterestPurchased
Namespace Prefix: | sqft_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Area of a real estate property. + References No definition available. + Details
Name: | us-gaap_AreaOfRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Description of key provisions in the operating or partnership agreement of the limited liability company or limited partnership, including liability, voting matters, distributions, and other provisions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 + Details
Name: | us-gaap_KeyProvisionsOfOperatingOrPartnershipAgreementDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_NumberOfRealEstateProperties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RealEstatePropertiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=sqft_NetreitGardenGatewayLpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=sqft_OfficeIndustrialPropertiesAndMedicalBuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_RetailSiteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=sqft_RetailSitesAndMixedUsePropertiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=sqft_MixedUsePropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |