Identified Intangible Assets and Liabilities (Tables)

6 Months Ended

Jun. 30, 2018

Finite-Lived Intangible Assets and Liabilities

Schedule of Identified Intangible Assets and Intangible Liabilities

The following summarizes our identified intangible assets (primarily above-market leases) and liabilities (primarily acquired below-market leases) as of June 30, 2018 and December 31, 2017.

(Amounts in thousands)	Balance as of
	June 30, 2018			December 31, 2017
Identified intangible assets:
Gross amount	$	309,776		$	310,097
Accumulated amortization	(163,406		)	(150,837		)
Total, net	$	146,370		$	159,260
Identified intangible liabilities (included in deferred revenue):
Gross amount	$	527,766		$	530,497
Accumulated amortization	(346,474		)	(324,897		)
Total, net	$	181,292		$	205,600

Below Market Leases Net Of Above Market Leases

Finite-Lived Intangible Assets and Liabilities

Schedule of future amortization expense of intangible assets

Estimated annual amortization of acquired below-market leases, net of acquired above-market leases, for each of the five succeeding years commencing January 1, 2019 is as follows:

(Amounts in thousands)
2019	$	29,871
2020	22,213
2021	17,478
2022	14,339
2023	11,661

Other Identified Intangible Assets

Finite-Lived Intangible Assets and Liabilities

Schedule of future amortization expense of intangible assets

Estimated annual amortization of all other identified intangible assets including acquired in-place leases, customer relationships, and third party contracts for each of the five succeeding years commencing January 1, 2019 is as follows:

(Amounts in thousands)
2019	$	14,994
2020	12,008
2021	11,030
2022	9,477
2023	9,349

Tenant Under Ground Leases

Finite-Lived Intangible Assets and Liabilities

Schedule of future amortization expense of intangible assets

Estimated annual amortization of these below-market leases, net of above-market leases, for each of the five succeeding years commencing January 1, 2019 is as follows:

(Amounts in thousands)
2019	$	1,747
2020	1,747
2021	1,747
2022	1,747
2023	1,747