Intangible Assets and Liabilities (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets and Liabilities

The following tables summarize 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, 2019			December 31, 2018
Intangible assets:
Gross amount	$	503,333		$	515,889
Accumulated amortization		(264,007	)		(245,444	)
	$	239,326		$	270,445
Intangible liabilities:
Gross amount	$	179,430		$	185,191
Accumulated amortization		(94,899	)		(89,200	)
	$	84,531		$	95,991

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
(Amounts in thousands)	2019		2018		2019		2018
Amortization of above and below-market leases, net    (component of "rental revenue")	$	2,727	$	4,304	$	6,003	$	8,724
Amortization of acquired in-place leases    (component of "depreciation and amortization")		12,330		14,721		25,663		30,014

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

The following table 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, 2020.

(Amounts in thousands) For the Year Ending December 31,	Above and Below-Market Leases, Net		In-Place Leases
2020	$	6,292	$	38,324
2021		3,639		28,267
2022		1,173		23,758
2023		4,682		19,089
2024		5,692		14,661