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Debt Mortgage Notes Payable (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2016 USD ($) property | Dec. 31, 2015 USD ($)
Debt Instrument [Line Items] |  |
Mortgage notes payable | $ 4,147,999 | $ 4,685,134
Noncash or Part Noncash Acquisition, Debt Assumed | $ 43,400 |
Properties acquired | property | 3 |
Write Off Of Unamortized Deferred Financing Costs | $ 1,900 |
Write off unamortized premium discount | 25,200 |
Mortgages [Member] |  |
Debt Instrument [Line Items] |  |
Repayments Of Long-term Debt | $ 4,700 |
Properties acquired | property | 1 |
Write Off Of Unamortized Deferred Financing Costs | $ 1,400 |
Write off unamortized premium discount | $ 20,700 |
Debt Instrument, Maturity Date | May 28, 2061 |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum | 0.10% |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum | 7.20% |
Weighted Average Mortgage Debt Interest Rate | 4.34% |
Bonds [Member] |  |
Debt Instrument [Line Items] |  |
Repayments Of Long-term Debt | $ 57,800 |
Prepayment Penalty Charges | 200 |
Conventional Mortgage Loan [Member] |  |
Debt Instrument [Line Items] |  |
Repayments Of Long-term Debt | 57,900 |
Credit enhanced debt [Member] |  |
Debt Instrument [Line Items] |  |
Mortgage notes payable | 610,500 |
Fannie Mae Pool 3 [Member] | Mortgages [Member] |  |
Debt Instrument [Line Items] |  |
Repayments Of Long-term Debt | $ 440,800 |
Debt Instrument, Interest Rate, Stated Percentage | 6.256% |
Prepayment Penalty Charges | $ 29,300 |

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- Definition The charge to earnings for the amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized in conjunction with early debt extinguishment. + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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