Other Assets, Net

The following is a summary of other assets, net as of December 31, 2017 and 2016:



	December 31,
	2017			2016
	(In thousands)
Deferred leasing costs	$	171,153		$	157,258
Accumulated amortization	(67,180		)	(57,910		)
Deferred leasing costs, net	103,973			99,348
Prepaid expenses	9,038			2,199
Identified intangible assets, net	126,467			3,063
Deferred financing costs on revolving credit facility, net	6,654			—
Deposits	6,317			100
Other	11,474			8,245
Total other assets, net	$	263,923		$	112,955

The following is a summary of the composition of identified intangible assets, net as of December 31, 2017 and 2016:



	December 31,
	2017		2016
Identified intangible assets:	(in thousands)
In-place leases	$	72,086	$	12,777
Above-market real estate leases	12,066		773
Below-market ground leases	2,547		2,215
Option to enter into ground lease	17,090		—
Management and leasing contracts	48,900		—
Other	206		206
Total identified intangibles assets	152,895		15,971
Accumulated amortization:
In-place leases	20,015		10,871
Above-market real estate leases	1,600		612
Below-market ground leases	1,365		1,278
Option to enter into ground lease	78		—
Management and leasing contracts	3,209		—
Other	161		147
Total accumulated amortization	26,428		12,908
Identified intangible assets, net	$	126,467	$	3,063

The following is a summary of amortization expense included in the statements of operations related to identified intangible assets for each of the three years in the period ended December 31, 2017:



	Year Ended December 31,
	2017		2016		2015
	(in thousands)
In-place lease amortization ⁽¹⁾	$	10,216	$	485	$	1,343
Above-market real estate lease amortization ⁽²⁾	1,428		78		89
Below-market ground lease amortization ⁽³⁾	87		85		85
Management and leasing contract amortization ⁽¹⁾	3,209		—		—
Other amortization ⁽¹⁾	14		92		248
Total identified intangible asset amortization	$	14,954	$	740	$	1,765

___________________________________________

⁽¹⁾ Amounts are included in "Depreciation and amortization expenses" in our statements of operations.

⁽²⁾Amounts are included in "Property rentals revenue" in our statements of operations.

⁽³⁾ Amounts are included in "Property operating expenses" in our statements of operations.

As of December 31, 2017, the estimated amortization of identified intangible assets is as follows for the next five years and thereafter:



Year ending December 31,	Amount
	(in thousands)
2018	$	22,338
2019	19,167
2020	16,136
2021	12,607
2022	11,248
Thereafter	44,971
Total	$	126,467