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Debt, Net (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Jun. 29, 2015
Debt |  |  |
Debt, net | $ 1,828,333 | $ 1,904,001 |
Deferred financing costs, net | 1,202 | 3,128 |
Revolving Credit Facility [Member] |  |  |
Debt |  |  |
Debt, net | 126,000 | 0 |
Term Loan Facilities [Member] |  |  |
Debt |  |  |
Debt, net | $ 347,959 | 547,494 |
Weighted average interest rate (as a percent) | 2.73% |  |
Aggregate additional borrowing capacity | $ 350,000 |  |
Unsecured notes payable [Member] |  |  |
Debt |  |  |
Debt, net | $ 1,287 | 1,401 |
Stated interest rate (as a percent) | 0.00% |  |
Unamortized discount included in carrying value | $ 373 | 460 |
London Interbank Offered Rate (LIBOR) [Member] | Revolving Credit Facility [Member] | Minimum [Member] |  |  |
Debt |  |  |
Variable rate, spread (as a percent) | 0.875% |  |
London Interbank Offered Rate (LIBOR) [Member] | Revolving Credit Facility [Member] | Maximum [Member] |  |  |
Debt |  |  |
Variable rate, spread (as a percent) | 1.60% |  |
London Interbank Offered Rate (LIBOR) [Member] | Term Loan Facilities [Member] | Minimum [Member] |  |  |
Debt |  |  |
Variable rate, spread (as a percent) | 0.90% |  |
London Interbank Offered Rate (LIBOR) [Member] | Term Loan Facilities [Member] | Maximum [Member] |  |  |
Debt |  |  |
Variable rate, spread (as a percent) | 1.85% |  |
Mortgage and other secured debt [Member] |  |  |
Debt |  |  |
Debt, net | $ 163,838 | 167,591 |
Mortgage and other secured debt [Member] | Fixed rate mortgage loans [Member] |  |  |
Debt |  |  |
Debt, net | 150,723 | 154,143 |
Unamortized premium included in carrying value | $ 349 | 422 |
Weighted average interest rate (as a percent) | 4.19% |  |
Mortgage and other secured debt [Member] | Fixed rate mortgage loans [Member] | Minimum [Member] |  |  |
Debt |  |  |
Stated interest rate (as a percent) | 3.82% |  |
Mortgage and other secured debt [Member] | Fixed rate mortgage loans [Member] | Maximum [Member] |  |  |
Debt |  |  |
Stated interest rate (as a percent) | 7.87% |  |
Mortgage and other secured debt [Member] | Variable rate secured loans [Member] |  |  |
Debt |  |  |
Debt, net | $ 13,115 | 13,448 |
Stated interest rate (as a percent) | 3.21% |  |
Mortgage and other secured debt [Member] | London Interbank Offered Rate (LIBOR) [Member] | Variable rate secured loans [Member] |  |  |
Debt |  |  |
Variable rate, spread (as a percent) | 1.85% |  |
Senior Notes [Member] | 3.60% Senior Notes [Member] |  |  |
Debt |  |  |
Debt, net | $ 347,551 | 347,128 |
Stated interest rate (as a percent) | 3.60% |  |
Interest rate on debt (as a percent) | 3.70% |  |
Unamortized discount included in carrying value | $ 1,700 | 2,000 |
Senior Notes [Member] | 5.250% Senior Notes [Member] |  |  |
Debt |  |  |
Debt, net | $ 246,645 | 246,176 |
Stated interest rate (as a percent) | 5.25% |  |
Interest rate on debt (as a percent) | 5.49% |  |
Unamortized discount included in carrying value | $ 3,000 | 3,400 |
Senior Notes [Member] | 3.70% Senior Notes [Member] |  |  |
Debt |  |  |
Debt, net | $ 298,322 | 297,843 |
Stated interest rate (as a percent) | 3.70% |  |
Interest rate on debt (as a percent) | 3.85% |  |
Unamortized discount included in carrying value | $ 1,300 | 1,700 |
Senior Notes [Member] | 5.0% Senior Notes [Member] |  |  |
Debt |  |  |
Debt, net | $ 296,731 | 296,368 |
Stated interest rate (as a percent) | 5.00% |  | 5.00%
Interest rate on debt (as a percent) | 5.15% |  |
Unamortized discount included in carrying value | $ 2,700 | 3,000 |
Loans Payable [Member] |  |  |
Debt |  |  |
Deferred financing costs, net | $ 5,000 | $ 6,100 |

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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
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