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Investment in Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2014
Schedule of Equity Method Investments [Line Items] |  |  |  |
Document Period End Date |  | Sep. 30, 2015 |  |
Document Fiscal Year Focus |  | 2015 |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | $ 646,188 |  | $ 619,068
Total Debt |  | 405,802 |  | 394,934
Total Equity |  | 210,407 |  | 203,085
Company's Investment |  | 80,146 |  | 77,461
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 84,608 | $ 78,230 |
Net Income (Loss) |  | 18,062 | 13,976 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 7,088 | 5,343 |
Terminus Office Holdings [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 285,336 |  | 288,415
Total Debt |  | 211,835 |  | 213,640
Total Equity |  | 59,753 |  | 62,830
Company's Investment |  | 30,814 |  | 32,323
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 30,144 | 29,354 |
Net Income (Loss) |  | 1,923 | 314 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 962 | 134 |
EP I LLC [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 83,256 |  | 85,228
Total Debt |  | 58,030 |  | 58,029
Total Equity |  | 24,172 |  | 26,671
Company's Investment |  | 22,249 |  | 22,905
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 9,587 | 9,024 |
Net Income (Loss) |  | 2,481 | 2,102 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 1,864 | 1,577 |
EP II LLC [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 70,233 |  | 42,772
Total Debt |  | 39,149 |  | 12,735
Total Equity |  | 24,818 |  | 24,969
Company's Investment |  | 19,834 |  | 19,905
SUMMARY OF OPERATIONS: |  |  |  |
Net Income (Loss) |  | (150) |  |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | (100) |  |
Cousins Watkins LLC [Member] |  |  |  |
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 0 | 3,801 |
Net Income (Loss) |  | 0 | 217 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 0 | 1,702 |
Charlotte Gateway Village, LLC [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 127,373 |  | 130,272
Total Debt |  | 22,143 |  | 35,530
Total Equity |  | 101,339 |  | 92,808
Company's Investment |  | 11,193 |  | 11,218
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 25,311 | 25,079 |
Net Income (Loss) |  | 9,438 | 8,635 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 883 | 882 |
HICO Victory Center LP [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 12,883 |  | 10,450
Total Debt |  | 0 |  | 0
Total Equity |  | 12,835 |  | 10,450
Company's Investment |  | 9,000 |  | 7,572
Temco Associates, LLC [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 967 |  | 6,910
Total Debt |  | 0 |  | 0
Total Equity |  | 386 |  | 6,709
Company's Investment |  | 1,070 |  | 3,027
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 9,163 | 793 |
Net Income (Loss) |  | 2,077 | 157 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 2,244 | (24) |
Carolina Square Holdings LP [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
General Partners' Contributed Capital |  | 1,700 |  |
Maximum Amount Available Under Construction Facility Revised |  | 79,800 |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 9,959 |  | 0
Total Debt |  | 0 |  | 0
Total Equity |  | 8,178 |  | 0
Company's Investment |  | $ 4,778 |  | 0
SUMMARY OF OPERATIONS: |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.90% |  |
Mortgage Loans on Real Estate, Final Maturity Date |  | May 01, 2018 |  |
Maximum Percentage Guaranteed Under Construction Loan |  | 12.50% |  |
CL Realty, L.L.C. [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | $ 7,550 |  | 7,264
Total Debt |  | 0 |  | 0
Total Equity |  | 7,389 |  | 7,042
Company's Investment |  | 3,724 |  | 3,546
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 674 | 1,240 |
Net Income (Loss) |  | 346 | 846 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 178 | 410 |
Wildwood Associates |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 16,501 |  | 16,400
Total Debt |  | 0 |  | 0
Total Equity |  | 16,384 |  | 16,389
Company's Investment | [1] | (1,108) |  | (1,106)
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 0 | 29 |
Net Income (Loss) |  | (89) | (125) |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | (45) | (50) |
Crawford Long CPI LLC [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 29,900 |  | 29,946
Total Debt |  | 74,645 |  | 75,000
Total Equity |  | (46,627) |  | (45,762)
Company's Investment | [1] | (22,216) |  | (21,931)
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 9,193 | 8,905 |
Net Income (Loss) |  | 2,131 | 2,075 |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | 1,071 | 1,062 |
Other Equity Method Investee [Member] |  |  |  |
SUMMARY OF FINANCIAL POSITION: |  |  |  |
Total Assets |  | 1,100 |  | 1,411
Total Debt |  | 0 |  | 0
Total Equity |  | 880 |  | 979
Company's Investment |  | 2 |  | $ 2
SUMMARY OF OPERATIONS: |  |  |  |
Total Revenues |  | 0 | 5 |
Net Income (Loss) |  | (95) | (245) |
Income (Loss) from Equity Method Investments Gross of Impairment Charges |  | $ 31 | $ (350) |
NR 123 Franklin LLC [Member] | Carolina Square Holdings LP [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Ownership Percentage of Partner in Joint Venture |  | 5000.00% |  |
LIBOR [Member] | Carolina Square Holdings LP [Member] |  |  |  |
SUMMARY OF OPERATIONS: |  |  |  |
Debt Instrument, Description of Variable Rate Basis |  | LIBOR |  |
[1] | Negative balances are included in deferred income on the balance sheets.

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