Acquired Intangible Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Acquired Intangible Assets And Liabilities [Abstract]

Summary of Acquired Intangible Assets

The following summarizes our acquired intangible assets (real estate intangibles, comprised of acquired in place lease value, tenant relationship value and trade name along with acquired above-market lease value) and intangible liabilities (acquired below-market lease value) as of December 31, 2015 and 2014.

	Balance as of
(Amounts in thousands)	December 31, 2015			December 31, 2014
Real Estate Intangibles:
Acquired in place lease value:
Gross amount	$	901,381		$	680,419
Accumulated amortization	(472,933		)	(452,739		)
Net	$	428,448		$	227,680
Tenant relationship value:
Gross amount	$	734,800		$	—
Accumulated amortization	(14,495		)	—
Net	$	720,305		$	—
Trade name:
Gross amount	$	7,300		$	—
Accumulated amortization	(417		)	—
Net	$	6,883		$	—
Acquired above market leases:
Gross amount	$	122,311		$	126,677
Accumulated amortization	(89,613		)	(88,072		)
Net	$	32,698		$	38,605
Acquired below market leases:
Gross amount	$	294,791		$	282,670
Accumulated amortization	(193,677		)	(178,435		)
Net	$	101,114		$	104,235

Schedule of Below Market Lease Future Amortization

Estimated annual amortization of acquired below-market lease value, net of acquired above-market lease value, for each of the five succeeding years and thereafter, commencing January 1, 2016 is as follows:

(Amounts in thousands)
2016	$	8,403
2017	6,867
2018	5,222
2019	5,285
2020	7,351
Thereafter	35,288
Total	$	68,416

Schedule of Finite-Lived Intangible Assets Future Amortization Expense

Estimated annual amortization of acquired in place lease value for each of the five succeeding years and thereafter, commencing January 1, 2016 is as follows:

(Amounts in thousands)
2016	$	53,391
2017	48,879
2018	46,636
2019	44,150
2020	40,108
Thereafter	195,284
Total	$	428,448

Estimated annual amortization of customer contracts and trade names for each of the five succeeding years and thereafter, commencing January 1, 2016 is as follows:

(Amounts in thousands)
2016	$	65,261
2017	65,261
2018	65,261
2019	64,844
2020	63,436
Thereafter	403,125
Total	$	727,188