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Mortgages and Notes Payable (Details) (USD $) | 12 Months Ended |  | 12 Months Ended |  |  |  |  | 12 Months Ended |  | 12 Months Ended |  | 3 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 Months Ended |  | 12 Months Ended |  |  |  |  | 12 Months Ended |  | 12 Months Ended |  | 3 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2012 7.05% Mortgage Loan due 2012 [Member] | Dec. 31, 2012 5.45% (5.12% effective rate) Mortgage Loan due 2014 [Member] | Dec. 31, 2012 5.18%(4.22% effective rate) Mortgage Loan due 2017 [Member] | Dec. 31, 2012 6.03% Mortgage Loan due 2013 [Member] | Dec. 31, 2012 Consolidated Affiliate 6.06% Mortgage Loan due 2012 [Member] | Dec. 31, 2012 5.17% (6.43% effective rate) Mortage Loan due 2015 [Member] | Dec. 31, 2012 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2011 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2011 SF-Harborview Plaza, LP Joint Venture [Member] | Dec. 31, 2012 Highwoods-Markel Associates, LLC Joint Venture [Member] | Dec. 31, 2011 Highwoods-Markel Associates, LLC Joint Venture [Member] | Dec. 31, 2012 Variable Rate Construction Loan due 2012 [Member] | Dec. 31, 2012 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2011 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2012 3.625% (3.752% Effective Rate) Notes Due 2023 [Member] | Dec. 31, 2012 Variable Rate Term Loan due 2016 [Member] participants | Dec. 31, 2011 Variable Rate Term Loan due 2016 [Member] | Dec. 31, 2012 Variable Rate Term Loan due 2018 [Member] participants | Dec. 31, 2012 Variable Rate Term Loan due 2019 [Member] | Dec. 31, 2012 Revolving Credit Facility due 2015 [Member] | Feb. 01, 2013 Revolving Credit Facility due 2015 [Member] | Dec. 31, 2010 Variable Rate Term Loans due 2011 [Member] | Dec. 31, 2011 Variable Rate Term Loans due 2011 [Member] | Dec. 31, 2010 Variable Rate Term Loans due 2011 [Member] | Dec. 31, 2010 Secured Mortgage Payable [Member] properties | Dec. 31, 2012 Secured indebtedness [Member] | Dec. 31, 2011 Secured indebtedness [Member] | Dec. 31, 2012 Secured indebtedness [Member] 5.45% (5.12% effective rate) Mortgage Loan due 2014 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 5.45% (5.12% effective rate) Mortgage Loan due 2014 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 5.18%(4.22% effective rate) Mortgage Loan due 2017 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 5.18%(4.22% effective rate) Mortgage Loan due 2017 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 6.03% Mortgage Loan due 2013 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 6.03% Mortgage Loan due 2013 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 5.68% Mortgage Loan due 2013 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 5.68% Mortgage Loan due 2013 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 5.17% (6.43% effective rate) Mortage Loan due 2015 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 5.17% (6.43% effective rate) Mortage Loan due 2015 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 6.88% Mortgage Loan due 2016 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 6.88% Mortgage Loan due 2016 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 7.50% Mortgage Loan due 2016 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 7.50% Mortgage Loan due 2016 [Member] | Dec. 31, 2012 Secured indebtedness [Member] 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2011 Secured indebtedness [Member] 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2012 Secured indebtedness [Member] Variable Rate Construction Loan due 2012 [Member] | Dec. 31, 2011 Secured indebtedness [Member] Variable Rate Construction Loan due 2012 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] 7.50% Notes due 2018 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] 7.50% Notes due 2018 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] 3.625% (3.752% Effective Rate) Notes Due 2023 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] 3.625% (3.752% Effective Rate) Notes Due 2023 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] Variable Rate Term Loan due 2016 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] Variable Rate Term Loan due 2016 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] Variable Rate Term Loan due 2018 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] Variable Rate Term Loan due 2018 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] Variable Rate Term Loan due 2019 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] Variable Rate Term Loan due 2019 [Member] | Dec. 31, 2012 Unsecured indebtedness [Member] Revolving Credit Facility due 2015 [Member] | Dec. 31, 2011 Unsecured indebtedness [Member] Revolving Credit Facility due 2015 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] | Dec. 31, 2010 Highwoods Realty Limited Partnership [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 7.05% Mortgage Loan due 2012 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 5.45% (5.12% effective rate) Mortgage Loan due 2014 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 5.18%(4.22% effective rate) Mortgage Loan due 2017 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 6.03% Mortgage Loan due 2013 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Consolidated Affiliate 6.06% Mortgage Loan due 2012 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 5.17% (6.43% effective rate) Mortage Loan due 2015 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] SF-Harborview Plaza, LP Joint Venture [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Highwoods-Markel Associates, LLC Joint Venture [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Highwoods-Markel Associates, LLC Joint Venture [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Variable Rate Construction Loan due 2012 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] 3.625% (3.752% Effective Rate) Notes Due 2023 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loan due 2016 [Member] participants | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loan due 2016 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loan due 2018 [Member] participants | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loan due 2019 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Revolving Credit Facility due 2015 [Member] | Feb. 01, 2013 Highwoods Realty Limited Partnership [Member] Revolving Credit Facility due 2015 [Member] | Dec. 31, 2010 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loans due 2011 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loans due 2011 [Member] | Dec. 31, 2010 Highwoods Realty Limited Partnership [Member] Variable Rate Term Loans due 2011 [Member] | Dec. 31, 2010 Highwoods Realty Limited Partnership [Member] Secured Mortgage Payable [Member] properties | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.45% (5.12% effective rate) Mortgage Loan due 2014 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.45% (5.12% effective rate) Mortgage Loan due 2014 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.18%(4.22% effective rate) Mortgage Loan due 2017 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.18%(4.22% effective rate) Mortgage Loan due 2017 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 6.03% Mortgage Loan due 2013 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 6.03% Mortgage Loan due 2013 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.68% Mortgage Loan due 2013 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.68% Mortgage Loan due 2013 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.17% (6.43% effective rate) Mortage Loan due 2015 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.17% (6.43% effective rate) Mortage Loan due 2015 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 6.88% Mortgage Loan due 2016 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 6.88% Mortgage Loan due 2016 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 7.50% Mortgage Loan due 2016 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 7.50% Mortgage Loan due 2016 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] 5.74% to 9.00% Mortgage Loans due between 2012 and 2016 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] Variable Rate Construction Loan due 2012 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Secured indebtedness [Member] Variable Rate Construction Loan due 2012 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] 5.85% (5.88% effective rate) Notes due 2017 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] 7.50% Notes due 2018 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] 7.50% Notes due 2018 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] 3.625% (3.752% Effective Rate) Notes Due 2023 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] 3.625% (3.752% Effective Rate) Notes Due 2023 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Variable Rate Term Loan due 2016 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Variable Rate Term Loan due 2016 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Variable Rate Term Loan due 2018 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Variable Rate Term Loan due 2018 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Variable Rate Term Loan due 2019 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Variable Rate Term Loan due 2019 [Member] | Dec. 31, 2012 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Revolving Credit Facility due 2015 [Member] | Dec. 31, 2011 Highwoods Realty Limited Partnership [Member] Unsecured indebtedness [Member] Revolving Credit Facility due 2015 [Member]
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgages and notes payable | $ 1,859,162,000 |  | $ 1,868,906,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 549,607,000 | [1] | $ 715,742,000 | [1] | $ 67,604,000 | [2] | $ 67,809,000 | $ 120,924,000 | [3] | $ 123,613,000 | $ 0 | $ 125,264,000 | $ 107,289,000 | $ 110,343,000 | $ 39,805,000 | [4] | $ 40,015,000 | $ 110,671,000 | $ 112,075,000 | $ 45,662,000 | $ 46,181,000 | $ 57,652,000 | [5],[6] | $ 72,640,000 | [5],[6],[7] | $ 0 | $ 17,802,000 | $ 1,309,555,000 | $ 1,153,164,000 | $ 379,194,000 | [8] | $ 391,164,000 | [8] | $ 200,000,000 | $ 200,000,000 | $ 247,361,000 | [9] | $ 0 | $ 35,000,000 | [10] | $ 200,000,000 | $ 200,000,000 | [11] | $ 0 | $ 225,000,000 | [12] | $ 0 | $ 23,000,000 | [13] | $ 362,000,000 | $ 1,859,162,000 | $ 1,868,906,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 549,607,000 | [1] | $ 715,742,000 | [1] | $ 67,604,000 | [2] | $ 67,809,000 | $ 120,924,000 | [3] | $ 123,613,000 | $ 0 | $ 125,264,000 | $ 107,289,000 | $ 110,343,000 | $ 39,805,000 | [4] | $ 40,015,000 | $ 110,671,000 | $ 112,075,000 | $ 45,662,000 | $ 46,181,000 | $ 57,652,000 | [5],[6],[7] | $ 72,640,000 | [5],[6] | $ 0 | $ 17,802,000 | $ 1,309,555,000 | $ 1,153,164,000 | $ 379,194,000 | [8] | $ 391,164,000 | [8] | $ 200,000,000 | $ 200,000,000 | $ 247,361,000 | [9] | $ 0 | $ 35,000,000 | [10] | $ 200,000,000 | $ 200,000,000 | [11] | $ 0 | $ 225,000,000 | [12] | $ 0 | $ 23,000,000 | [13] | $ 362,000,000
Scheduled future principal payments [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2013 | 123,537,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 123,537,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2014 | 112,283,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 112,283,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2015 | 67,733,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 67,733,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2016 | 193,217,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 193,217,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2017 | 488,617,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 488,617,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Thereafter | 873,775,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 873,775,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total scheduled future principal payments | 1,859,162,000 |  | 1,868,906,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 549,607,000 | [1] | 715,742,000 | [1] | 67,604,000 | [2] | 67,809,000 | 120,924,000 | [3] | 123,613,000 | 0 | 125,264,000 | 107,289,000 | 110,343,000 | 39,805,000 | [4] | 40,015,000 | 110,671,000 | 112,075,000 | 45,662,000 | 46,181,000 | 57,652,000 | [5],[6] | 72,640,000 | [5],[6],[7] | 0 | 17,802,000 | 1,309,555,000 | 1,153,164,000 | 379,194,000 | [8] | 391,164,000 | [8] | 200,000,000 | 200,000,000 | 247,361,000 | [9] | 0 | 35,000,000 | [10] | 200,000,000 | 200,000,000 | [11] | 0 | 225,000,000 | [12] | 0 | 23,000,000 | [13] | 362,000,000 | 1,859,162,000 | 1,868,906,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 549,607,000 | [1] | 715,742,000 | [1] | 67,604,000 | [2] | 67,809,000 | 120,924,000 | [3] | 123,613,000 | 0 | 125,264,000 | 107,289,000 | 110,343,000 | 39,805,000 | [4] | 40,015,000 | 110,671,000 | 112,075,000 | 45,662,000 | 46,181,000 | 57,652,000 | [5],[6],[7] | 72,640,000 | [5],[6] | 0 | 17,802,000 | 1,309,555,000 | 1,153,164,000 | 379,194,000 | [8] | 391,164,000 | [8] | 200,000,000 | 200,000,000 | 247,361,000 | [9] | 0 | 35,000,000 | [10] | 200,000,000 | 200,000,000 | [11] | 0 | 225,000,000 | [12] | 0 | 23,000,000 | [13] | 362,000,000
Aggregate undepreciated book value of secured real estate assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized premium |  |  |  |  |  |  | 200,000 | 4,600,000 |  |  |  | 500,000 | 300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200,000 | 4,600,000 |  |  |  | 500,000 | 300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unamortized discount |  |  |  |  |  |  |  |  |  |  | 1,200,000 |  |  |  |  |  |  | 500,000 | 600,000 | 2,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,200,000 |  |  |  |  |  |  | 500,000 | 600,000 | 2,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage debt related to consolidated affiliate | 370,393,000 | [14] | 406,875,000 | [14] |  |  |  |  |  |  |  |  |  | 21,000,000 | 33,100,000 | 34,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 360,944,000 | 396,977,000 |  |  |  |  |  |  |  |  |  | 21,000,000 | 33,100,000 | 34,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity on revolving credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 475,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 475,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date on revolving credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Jun. 27, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Jun. 27, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional borrowing capacity on revolving credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | LIBOR plus 150 basis points |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | LIBOR plus 150 basis points |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual facility fee (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.35% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.35% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount outstanding on revolving credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 23,000,000 | 25,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 23,000,000 | 25,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding letters of credit on revolving credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 | 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 | 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unused borrowing capacity on revolving credit facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 451,900,000 | 449,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 451,900,000 | 449,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of loans at maturity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 52,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 52,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Early repayment of debt |  |  |  |  |  | 184,200,000 |  |  | 123,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 | 10,000,000 |  | 5,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 184,200,000 |  |  | 123,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 | 10,000,000 |  | 5,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of debt |  |  |  |  |  |  |  |  |  | 20,800,000 |  |  |  |  |  |  |  |  |  | 250,000,000 |  | 200,000,000 | 200,000,000 | 225,000,000 |  |  | 20,000,000 |  | 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,800,000 |  |  |  |  |  |  |  |  |  | 250,000,000 |  | 200,000,000 | 200,000,000 | 225,000,000 |  |  | 20,000,000 |  | 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term of debt instrument (in years) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  | 7 years |  |  |  | 3 years | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  | 7 years |  |  |  | 3 years | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Scheduled maturity date |  |  |  |  |  | Jan. 01, 2012 |  |  | Mar. 01, 2013 | Oct. 01, 2012 |  |  |  |  |  |  |  | Mar. 15, 2017 |  | Jan. 15, 2023 |  | Feb. 01, 2016 | Jan. 01, 2018 |  |  |  |  | Feb. 01, 2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Jan. 01, 2012 |  |  | Mar. 01, 2013 | Oct. 01, 2012 |  |  |  |  |  |  |  | Mar. 15, 2017 |  | Jan. 15, 2023 |  | Feb. 01, 2016 | Jan. 01, 2018 |  |  |  |  | Feb. 01, 2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate basis |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | LIBOR plus basis points | LIBOR plus basis points | LIBOR plus basis points |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | LIBOR plus basis points | LIBOR plus basis points | LIBOR plus basis points |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate, basis spread |  |  |  |  |  | 7.05% |  |  | 6.03% | 6.06% |  |  |  |  |  |  | 1.07% | 5.85% |  | 3.625% |  | 2.20% | 1.65% | 1.90% |  |  |  | 3.90% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.05% |  |  | 6.03% | 6.06% |  |  |  |  |  |  | 1.07% | 5.85% |  |  |  | 2.20% | 1.65% | 1.90% |  |  |  | 3.90% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current interest rate (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.42% |  | 1.87% | 3.58% | 1.71% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.42% |  | 1.87% | 3.58% | 1.71% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross book value of unencumbered real estate assets | 193,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 193,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual repayments through principal amortization | 12,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of debt (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 107.50% |  | 98.94% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 107.50% |  | 98.94% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Effective percentage rate (in hundredths) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.752% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.752% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Original issuance discount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred financing fees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 |  |  | 900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 |  |  | 900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of participant changes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate amount related to change in participants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 35,000,000 |  | 35,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 35,000,000 |  | 35,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Date of early debt repayment for participant changes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Feb. 25, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Feb. 25, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of repurchased debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Penalty incurred on early repayment of debt | (973,000) |  | (24,000) |  | (705,000) |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  | 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (973,000) | (24,000) | (705,000) |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  | 600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rental residential units securing mortgage payable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 96 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 96 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lender covenant compliance to accelerate outstanding borrowings | 66.70% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 66.70% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Holders covenant compliance of bonds | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Uncured covenant compliance default period | 60 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capitalized Interest [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capitalized Interest | $ 1,000,000 |  | $ 600,000 |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000,000 | $ 600,000 | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | The secured mortgage loans payable are collateralized by real estate assets with an aggregate undepreciated book value of $966.9 million at December 31, 2012. Our fixed rate mortgage loans generally are either locked out to prepayment for all or a portion of their term or are prepayable subject to certain conditions including prepayment penalties.
[2] | Includes unamortized fair market premium of $0.2 million as of December 31, 2012.
[3] | Includes unamortized fair market premium of $4.6 million as of December 31, 2012.
[4] | Net of unamortized fair market value discount of $1.2 million as of December 31, 2012.
[5] | Net of unamortized fair market value premium of $0.5 million and $0.3 million at December 31, 2012 and 2011, respectively.
[6] | Includes mortgage debt related to Markel, a consolidated 50.0% owned joint venture, of $33.1 million and $34.0 million at December 31, 2012 and 2011, respectively. See Note 10.
[7] | Includes mortgage debt related to Harborview, a consolidated 20.0% owned joint venture, of $21.0 million at December 31, 2011. See Note 8.
[8] | Net of unamortized original issuance discount of $0.5 million and $0.6 million at December 31, 2012 and 2011, respectively.
[9] | Net of unamortized original issuance discount of $2.6 million at December 31, 2012.
[10] | The interest rate is 2.42% at December 31, 2012.
[11] | The interest rate is 1.87% at December 31, 2012.
[12] | As more fully described in Note 7, we entered into floating-to-fixed interest rate swaps that effectively fix LIBOR for the full amount and duration of this loan. Accordingly, the equivalent fixed rate of this loan is 3.58%.
[13] | The interest rate is 1.71% at December 31, 2012.
[14] | Our share of scheduled future principal payments, including amortization, due on mortgages and notes payable at December 31, 2012 is as follows:2013$23,458201457,163201521,82120161,054201726,452Thereafter7,313 $137,261All of this joint venture debt is non-recourse to us except in the case of customary exceptions pertaining to such matters as misuse of funds, environmental conditions and material misrepresentations.

X
- Definition Amount of additional borrowing capacity that may be granted under an accordion feature of the credit facility, subject to additional lender commitments. + References No definition available. + Details
Name: | hiw_AdditionalBorrowingCapacity
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The aggregate amount of debt instruments related to the change in bank participants of the variable rate term loan. + References No definition available. + Details
Name: | hiw_DebtInstrumentAggregateAmountRelatedToChangeInParticipants
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of days to cure a default to remain in compliance with debt covenants. + References No definition available. + Details
Name: | hiw_DebtInstrumentCovenantComplianceDaysToCure
Namespace Prefix: | hiw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of holders of bonds needed to accelerate repayment should there be an event of default. + References No definition available. + Details
Name: | hiw_DebtInstrumentCovenantCompliancePercentageOfHoldersOfBonds
Namespace Prefix: | hiw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of lenders in credit facility needed to accelerate repayment should there be an event of default. + References No definition available. + Details
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Namespace Prefix: | hiw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition The date at which a debt instrument will be extinguished, which is earlier than the instrument's maturity date. + References No definition available. + Details
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Namespace Prefix: | hiw_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of capitalized costs associated with the issuance of a debt instrument. + References No definition available. + Details
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Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of debt discount that was originally recognized at the issuance of the instrument. + References No definition available. + Details
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Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Amount paid to repurchase unsecured notes, stated as a percentage of par value. + References No definition available. + Details
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Namespace Prefix: | hiw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of all notes and loans payable (with maturities initially due after one year or beyond the operating cycle if longer) reported by an equity method investment of the entity. + References No definition available. + Details
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Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The gross book value of real estate assets that were previously used to secure certain mortgages and notes payable. + References No definition available. + Details
Name: | hiw_GrossBookValueOfUnencumberedRealEstateAssets
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reflects when the credit facility terminates, which is presented in a variety of ways (years, month and year, day, month, and year, quarter). + References No definition available. + Details
Name: | hiw_LineOfCreditFacilityDateOfExpiration
Namespace Prefix: | hiw_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of changes in bank participants related to the variable rate term loan. + References No definition available. + Details
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