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Intangible Assets and Liabilities (Tables) | 9 Months Ended
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Sep. 30, 2016
Goodwill And Intangible Assets Disclosure [Abstract] |
Summary of Intangible Assets and Liabilities | As of September 30, 2016 and December 31, 2015, the Company’s intangible assets/liabilities were comprised of the following (in thousands):
| September 30, 2016 |
| Total Cost |  |  | Accumulated Amortization |  |  | Intangible Assets, net |
Intangible assets, net: |  |  |  |  |  |  |  |  |  |  |
In-place lease value | $ | 143,856 |  |  | $ | (68,400 | ) |  | $ | 75,456 |
Tenant relationship value |  | 14,135 |  |  |  | (10,938 | ) |  |  | 3,197 |
Above market leases acquired |  | 4,718 |  |  |  | (2,164 | ) |  |  | 2,554 |
Total intangible assets, net | $ | 162,709 |  |  | $ | (81,502 | ) |  | $ | 81,207 |
Acquired lease intangibles, net: |  |  |  |  |  |  |  |  |  |  |
Below market leases acquired | $ | 37,731 |  |  | $ | (18,000 | ) |  | $ | 19,731 |
| December 31, 2015 |
| Total Cost |  |  | Accumulated Amortization |  |  | Intangible Assets, net |
Intangible assets, net: |  |  |  |  |  |  |  |  |  |  |
In-place lease value | $ | 161,276 |  |  | $ | (57,063 | ) |  | $ | 104,213 |
Tenant relationship value |  | 20,117 |  |  |  | (15,580 | ) |  |  | 4,537 |
Above market leases acquired |  | 5,333 |  |  |  | (1,879 | ) |  |  | 3,454 |
|  | 186,726 |  |  |  | (74,522 | ) |  |  | 112,204 |
Assets held for sale |  | (2,854 | ) |  |  | 2,273 |  |  |  | (581 | )
Total intangible assets, net | $ | 183,872 |  |  | $ | (72,249 | ) |  | $ | 111,623 |
Acquired lease intangibles, net: |  |  |  |  |  |  |  |  |  |  |
Below market leases acquired | $ | 50,025 |  |  | $ | (24,178 | ) |  | $ | 25,847 |
Assets held for sale |  | (1,069 | ) |  |  | 877 |  |  |  | (192 | )
Total acquired lease intangibles, net | $ | 48,956 |  |  | $ | (23,301 | ) |  | $ | 25,655 |
Summary of Amortization for Intangible Assets and Liabilities | As of September 30, 2016, the Company’s annual amortization for its intangible assets/liabilities were as follows (in thousands, and assuming no prospective early lease terminations):
| Assets |  |  | Liabilities |
2016 (three months remaining) | $ | 7,113 |  |  | $ | 1,613 |
2017 |  | 19,658 |  |  |  | 3,323 |
2018 |  | 11,753 |  |  |  | 2,196 |
2019 |  | 10,542 |  |  |  | 1,885 |
2020 |  | 8,456 |  |  |  | 1,337 |
Thereafter |  | 23,685 |  |  |  | 9,377 |
Total | $ | 81,207 |  |  | $ | 19,731 |

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