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Intangible Assets and Below Market Lease Liabilities - Scheduled Future Amortization (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2014 | Dec. 31, 2013
Scheduled future amortization of intangible assets [Abstract] |  |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | $ 218,831 | $ 222,211
Deferred Financing Costs [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
April 1, 2014 through December 31, 2014 | 2,104 |
2015 | 2,765 |
2016 | 2,500 |
2017 | 2,205 |
2018 | 1,080 |
Thereafter | 886 |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 11,540 | 12,159
Weighted average remaining amortization periods for intangible assets and below market lease liabilities [Abstract] |  |
Finite-lived intangible assets, average useful life (in years) | 4 years 6 months |
Deferred Leasing Costs and Acquisition-Related Intangible Assets [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
April 1, 2014 through December 31, 2014 | 29,555 |
2015 | 33,532 |
2016 | 27,957 |
2017 | 23,985 |
2018 | 19,729 |
Thereafter | 44,666 |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 179,424 |
Weighted average remaining amortization periods for intangible assets and below market lease liabilities [Abstract] |  |
Finite-lived intangible assets, average useful life (in years) | 6 years 8 months 12 days |
Lease Incentives [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
April 1, 2014 through December 31, 2014 | 983 |
2015 | 1,083 |
2016 | 910 |
2017 | 840 |
2018 | 737 |
Thereafter | 2,487 |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 7,040 |
Weighted average remaining amortization periods for intangible assets and below market lease liabilities [Abstract] |  |
Finite-lived intangible assets, average useful life (in years) | 8 years 3 months 18 days |
Acquisition-Related Intangible Assets (in Rental and Other Revenues) [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
April 1, 2014 through December 31, 2014 | 3,221 |
2015 | 3,619 |
2016 | 2,810 |
2017 | 2,269 |
2018 | 1,426 |
Thereafter | 3,768 |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 17,113 |
Weighted average remaining amortization periods for intangible assets and below market lease liabilities [Abstract] |  |
Finite-lived intangible assets, average useful life (in years) | 6 years 7 months 6 days |
Acquisition-Related Intangible Assets (in Rental Property and Other Expenses) [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
April 1, 2014 through December 31, 2014 | 416 |
2015 | 553 |
2016 | 553 |
2017 | 553 |
2018 | 553 |
Thereafter | 1,086 |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 3,714 |
Weighted average remaining amortization periods for intangible assets and below market lease liabilities [Abstract] |  |
Finite-lived intangible assets, average useful life (in years) | 6 years 8 months 12 days |
Acquisition-Related Below Market Lease Liabilities [Member] |  |
Scheduled future amortization of below market lease liabilities [Abstract] |  |
April 1, 2014 through December 31, 2014 | (4,479) |
2015 | (5,718) |
2016 | (5,427) |
2017 | (5,164) |
2018 | (5,016) |
Thereafter | (19,519) |
Total scheduled future amortization of acquisition-related below market lease liabilities | $ (45,323) | $ (46,845)
Weighted average remaining amortization periods for intangible assets and below market lease liabilities [Abstract] |  |
Finite-lived below market lease liabilities, average useful life (in years) | 8 years 10 months 24 days |

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