XML 66 R47.htm IDEA: XBRL DOCUMENT
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Mortgage and Other Indebtedness (Details) | 3 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2016 USD ($) loan derivative_instrument extension_option credit_line | Dec. 31, 2015 USD ($) loan derivative_instrument | Dec. 31, 2014 USD ($) | Oct. 31, 2014 | Dec. 31, 2013 USD ($) | Nov. 30, 2013
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 4.56% | 4.54% |  |  |  |
Long-term debt, percentage bearing fixed interest, amount | $ 3,466,259,000 | $ 3,485,308,000 |  |  |  |
Mortgage and other indebtedness amount carrying value | 1,232,515,000 | 1,241,379,000 |  |  |  |
Total fixed-rate and variable-rate debt | 4,698,774,000 | 4,726,687,000 |  |  |  |
Unamortized deferred financing costs | (15,287,000) | (16,059,000) |  |  |  |
Total mortgage and other indebtedness | $ 4,683,487,000 | $ 4,710,628,000 |  |  |  |
Wells Fargo Bank |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit, extension fee (percent) | 0.15% |  |  |  |  |
Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 5.53% | 5.53% |  |  |  |
Variable Rate Interest Member |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.84% | 1.76% |  |  |  |
Interest Rate Swap |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Number of unsecured term loans | loan |  | 4 |  |  |  |
Derivative, Number of Instruments Held | derivative_instrument | 4 | 4 |  |  |  |
Derivative, Notional Amount | $ 100,009,000 | $ 101,151,000 |  |  |  |
Unsecured lines of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Number of unsecured term loans | credit_line | 3 |  |  |  |  |
Mortgage and other indebtedness amount carrying value | $ 387,186,000 |  |  |  |  |
Loan agreement, basis spread on variable rate (as a percentage) | 1.20% |  |  |  |  |
Annual facility Fee (percent) | 0.25% |  |  |  |  |
Total Capacity | $ 1,100,000,000 |  |  |  |  |
Unsecured lines of credit | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Loan agreement, basis spread on variable rate (as a percentage) | 0.875% |  |  |  |  |
Annual facility Fee (percent) | 0.125% |  |  |  |  |
Unsecured lines of credit | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Loan agreement, basis spread on variable rate (as a percentage) | 1.55% |  |  |  |  |
Annual facility Fee (percent) | 0.30% |  |  |  |  |
Unsecured term loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount | $ 400,000,000 |  |  |  |  |
Loan agreement, basis spread on variable rate (as a percentage) | 1.50% |  |  |  |  |
Interest rate at period end (as a percent) | 1.94% |  |  |  |  |
Wells Fargo - Facility A |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness amount carrying value | $ 0 |  |  |  |  |
Total Capacity | 500,000,000 |  |  |  |  |
First Tennessee |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness amount carrying value | 27,800,000 |  |  |  |  |
Total Capacity | $ 100,000,000 |  |  |  |  |
First Tennessee | Wells Fargo Bank |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit, extension fee (percent) | 0.20% |  |  |  |  |
Wells Fargo - Facility B |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness amount carrying value | $ 359,386,000 |  |  |  |  |
Total Capacity | 500,000,000 |  |  |  |  |
Wells Fargo Bank |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total Capacity | 30,000,000 |  |  |  |  |
Letter of credit, outstanding | 5,464,000 |  |  |  |  |
First Tennessee Bank |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total Capacity | 20,000,000 |  |  |  |  |
Letter of credit, outstanding | 113,000 |  |  |  |  |
Unsecured Term Loan 2 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount | $ 350,000,000 |  |  |  |  |
Loan agreement, basis spread on variable rate (as a percentage) | 1.35% |  |  |  |  |
Number of extension options available | extension_option | 2 |  |  |  |  |
Debt instrument, option extension term (in years) | 1 year |  |  |  |  |
Interest rate at period end (as a percent) | 1.78% |  |  |  |  |
Unsecured Term Loan 3 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.99% |  |  |  |  |
Debt instrument, face amount | $ 50,000,000 |  |  |  |  |
Loan agreement, basis spread on variable rate (as a percentage) | 1.55% |  |  |  |  |
Senior Unsecured Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  | $ 450,000,000 |
Notice required to redeem debt, term | 30 days |  |  |  |  |
Debt instrument, redemption price, percentage | 100.00% |  |  |  |  |
Senior Unsecured Notes | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (as a percent) | 40.00% |  |  |  |  |
Senior Unsecured Notes | Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) |  |  |  |  | 5.25% | 5.25%
Senior Unsecured Notes | Fixed Rate Interest | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, increase in variable interest rate | 0.25% |  |  |  |  |
Senior Unsecured Notes | Fixed Rate Interest | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, increase in variable interest rate | 1.00% |  |  |  |  |
Senior Unsecured Notes | Fixed Rate Operating Loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Unamortized debt discount | $ 3,751,000 | 3,849,000 |  |  |  |
Senior Unsecured Notes | Required |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (as a percent) | 45.00% |  |  |  |  |
Total debt to total asset value (as a percent) | 60.00% |  |  |  |  |
Total Unencumbered Assets to Unsecured Debt (as a percent) | 150.00% |  |  |  |  |
Consolidated income available for debt service to annual debt service charge (as a percent) | 150.00% |  |  |  |  |
Senior Unsecured Notes | Actual |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (as a percent) | 31.00% |  |  |  |  |
Total debt to total asset value (as a percent) | 54.00% |  |  |  |  |
Total Unencumbered Assets to Unsecured Debt (as a percent) | 218.00% |  |  |  |  |
Consolidated income available for debt service to annual debt service charge (as a percent) | 320.00% |  |  |  |  |
Non-recourse loans on operating properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, percentage bearing fixed interest, amount | $ 2,720,015,000 | 2,736,538,000 |  |  |  |
Mortgage and other indebtedness amount carrying value | 19,355,000 | $ 16,840,000 |  |  |  |
Debt instrument, debt default threshold, minimum loan amount | $ 50,000,000 |  |  |  |  |
Non-recourse loans on operating properties | Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 5.68% | 5.68% |  |  |  |
Non-recourse loans on operating properties | Variable Rate Interest Member |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 2.87% | 2.49% |  |  |  |
Senior Notes Due 2023 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, percentage bearing fixed interest, amount | $ 446,249,000 | $ 446,151,000 |  |  |  |
Debt instrument, redemption price, percentage | 100.00% |  |  |  |  |
Senior Notes Due 2023 | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (as a percent) | 40.00% |  |  |  |  |
Senior Notes Due 2023 | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (as a percent) | 45.00% |  |  |  |  |
Senior Notes Due 2023 | Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 5.25% | 5.25% |  |  |  |
Senior Notes Due 2023 | Treasury Rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Derivative, basis spread on variable rate | 0.40% |  |  |  |  |
Senior Notes Due 2024 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, percentage bearing fixed interest, amount | $ 299,934,000 | $ 299,933,000 |  |  |  |
Debt instrument, redemption price, percentage | 100.00% |  |  |  |  |
Senior Notes Due 2024 | Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 4.60% | 4.60% | 4.60% | 4.60% |  |
Senior Notes Due 2024 | Treasury Rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Derivative, basis spread on variable rate | 0.35% |  |  |  |  |
Other |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, percentage bearing fixed interest, amount | $ 61,000 | $ 2,686,000 |  |  |  |
Other | Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 3.50% | 3.50% |  |  |  |
Recourse term loans on operating properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness amount carrying value | $ 25,974,000 | $ 25,635,000 |  |  |  |
Debt instrument, debt default threshold, minimum loan amount | $ 150,000,000 |  |  |  |  |
Recourse term loans on operating properties | Variable Rate Interest Member |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 3.03% | 2.97% |  |  |  |
Unsecured lines of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness amount carrying value | $ 387,186,000 | $ 398,904,000 |  |  |  |
Unsecured lines of credit | Variable Rate Interest Member |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.63% | 1.54% |  |  |  |
Unsecured term loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness amount carrying value | $ 800,000,000 | $ 800,000,000 |  |  |  |
Unsecured term loans | Variable Rate Interest Member |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.87% | 1.82% |  |  |  |
Unsecured lines of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Number of unsecured term loans | loan | 3 |  |  |  |  |
Unsecured lines of credit | Senior Notes Due 2024 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Unamortized debt discount | $ 66,000 | $ 67,000 |  |  |  |
Debt instrument, face amount |  |  | $ 300,000,000 |  |  |
Wells Fargo Bank |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Letter of credit, outstanding | $ 350,000 |  |  |  |  |
Unsecured Credit Facility and Term Loan | Required |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt to total asset value (as a percent) | 60.00% |  |  |  |  |
Total Unencumbered Assets to Unsecured Debt (as a percent) | 160.00% |  |  |  |  |
Unencumbered NOI to unsecured interest expense (as a percent) | 175.00% |  |  |  |  |
EBITDA to fixed charges (debt service) (as a percent) | 150.00% |  |  |  |  |
Unsecured Credit Facility and Term Loan | Actual |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total debt to total asset value (as a percent) | 50.00% |  |  |  |  |
Total Unencumbered Assets to Unsecured Debt (as a percent) | 230.00% |  |  |  |  |
Unencumbered NOI to unsecured interest expense (as a percent) | 490.00% |  |  |  |  |
EBITDA to fixed charges (debt service) (as a percent) | 230.00% |  |  |  |  |

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