5.	Other Assets and Intangibles

Other assets consist of the following (in thousands):

	December 31,
	2017		2016
Intangible assets:
In-place leases, net	$	71,809	$	99,600
Above-market leases, net		14,391		20,405
Lease origination costs		10,029		12,931
Tenant relationships, net		86,178		108,662
Total intangible assets, net^(A)		182,407		241,598
Other assets:
Prepaid expenses^(B)		10,806		26,842
Other assets		3,869		6,274
Deposits		5,076		5,965
Deferred charges, net		7,901		4,731
Total other assets, net	$	210,059	$	285,410

Below-market leases, net (other liabilities)^(A)	$	127,513	$	147,941

(A)	In the event a tenant terminates its lease prior to the contractual expiration, the unamortized portion of the related intangible asset or liability is written off.

(B)

Includes prepaid tax assets of $4.0 million and $16.2 million at December 31, 2017 and 2016, respectively. During 2015, in accordance with amended legislation of the Puerto Rico Internal Revenue Code, the Company elected and paid a tax related to the estimated built-in gains associated with its real estate in Puerto Rico as part of an overall tax restructuring (Note 15). In 2017, the Company recorded a valuation allowance aggregating $10.8 million related to the prepaid tax based upon the results of the Company’s probability-weighted undiscounted cash flow impairment test.

Amortization expense related to the Company’s intangibles, excluding above- and below-market leases, was as follows (in millions):

Year	Expense
2017	$	60.7
2016		72.1
2015		92.6

Estimated net future amortization associated with the Company’s intangible assets is as follows (in millions):

Year	Income		Expense
2018	$	7.1	$	43.0
2019		7.8		32.4
2020		7.9		23.3
2021		8.1		17.5
2022		8.4		13.4