XML 47 R43.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Organization and Formation of Company - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 State sqft Joint_Ventures Property
--- | ---
Disclosure Organization And Formation Of Company Additional Information [Abstract] |
General partner preferred units liquidation preference | $ 75,000
Ownership interest in general partner | 100.00%
Number of industrial properties owned | 652
Number of states in which industrial properties are located | 25
Gross leasable area (GLA) of industrial properties owned | 63,000,000
Number of joint ventures | 2

X
- Details
Name: | fr_DisclosureOrganizationAndFormationOfCompanyAdditionalInformationAbstract
Namespace Prefix: | fr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of joint ventures that the entity owns a non-controlling interest in as of the balance sheet date. + References No definition available. + Details
Name: | fr_NumberOfJointVentures
Namespace Prefix: | fr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ownership interest in general partner. + References No definition available. + Details
Name: | fr_OwnershipInterestInGeneralPartner
Namespace Prefix: | fr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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 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 The number of states the entity operates in as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Value of the difference between preference in liquidation and the par or stated values of the preferred shares. + References No definition available. + Details
Name: | us-gaap_PreferredStockLiquidationPreferenceValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant