Intangible Assets and Liabilities (Tables)

6 Months Ended

Jun. 30, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets and Liabilities

The following table summarizes our intangible assets (acquired above-market leases and acquired in-place leases) and intangible liabilities (acquired below-market leases) and the related amortization as of the dates and for the periods set forth below.

	As of
(Amounts in thousands)	June 30, 2018			December 31, 2017
Intangible assets:
Gross amount	$	542,582		$	553,063
Accumulated amortization		(226,131	)		(200,857	)
	$	316,451		$	352,206
Intangible liabilities:
Gross amount	$	201,232		$	205,101
Accumulated amortization		(85,673	)		(75,073	)
	$	115,559		$	130,028

	For the Three Months Ended				For the Six Months Ended
	June 30,				June 30,
(Amounts in thousands)	2018		2017		2018		2017
Amortization of above and below-market leases, net    (component of “rental income”)	$	4,304	$	7,981	$	8,724	$	10,989
Amortization of acquired in-place leases    (component of “depreciation and amortization”)	$	14,721	$	22,649	$	30,014	$	40,423

Schedule of Estimated Annual Amortization of Acquired Below-Market Leases, Net of Acquired Above-Market Leases and In Place Leases

The table below sets forth annual amortization of acquired above and below-market leases, net and amortization of acquired in-place leases for each of the five succeeding years commencing from January 1, 2019.

(Amounts in thousands) For the Year Ending December 31,	Above and Below-Market Leases		In-Place Leases
2019	$	14,257	$	53,428
2020		8,679		42,303
2021		4,341		30,310
2022		942		24,200
2023		4,421		19,445