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Investments in Real Estate and Real Estate Under Construction - Schedule of Development Arrangements Outstanding (Details) ft² in Thousands, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 USD ($) ft² building | Dec. 31, 2015 USD ($)
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Sq. Ft. | ft² | 641 |
Expected Maximum Commitment/Contribution | $ 177,892 |
Investments in real estate under construction | $ 106,652 | $ 95,402
Joint Venture [Member] |  |
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Co-venture equity ownership percentage | 100.00% |
Office Building [Member] | Lake Jackson, Texas [Member] |  |
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Sq. Ft. | ft² | 275 |
Expected Maximum Commitment/Contribution | $ 78,447 |
Lease Term (Years) | 20 years |
Investments in real estate under construction | $ 55,960 |
Number of buildings completed | building | 3 |
Number of buildings in progress | building | 4 |
Office Building [Member] | Charlotte, North Carolina [Member] |  |
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Sq. Ft. | ft² | 201 |
Expected Maximum Commitment/Contribution | $ 62,445 |
Lease Term (Years) | 15 years |
Investments in real estate under construction | $ 40,443 |
Industrial Property [Member] | Opelika, Alabama [Member] |  |
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Sq. Ft. | ft² | 165 |
Expected Maximum Commitment/Contribution | $ 37,000 |
Lease Term (Years) | 25 years |
Investments in real estate under construction | $ 10,249 |
LCIF [Member] |  |
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Investments in real estate under construction | $ 40,443 | $ 9,223
LCIF [Member] | Office Building [Member] | Charlotte, North Carolina [Member] |  |
Investments in Real Estate and Real Estate Under Construction [Line Items] |  |
Sq. Ft. | ft² | 201 |
Expected Maximum Commitment/Contribution | $ 62,445 |
Lease Term (Years) | 15 years |
Investments in real estate under construction | $ 40,443 |

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