NOTE 8—INTANGIBLES

The following is a summary of our intangibles as of December 31, 2016 and 2015:



	December 31, 2016				December 31, 2015
	Balance			Remaining Weighted Average Amortization Period in Years	Balance			Remaining Weighted Average Amortization Period in Years
	(Dollars in thousands)
Intangible assets:
Above market lease intangibles	$	184,993		6.9	$	155,161		7.0
In-place and other lease intangibles	1,325,636			23.6	1,189,261			20.9
Goodwill	1,033,225			N/A	1,047,497			N/A
Other intangibles	35,783			11.3	35,792			8.6
Accumulated amortization	(769,558		)	N/A	(655,176		)	N/A
Net intangible assets	$	1,810,079		21.5	$	1,772,535		19.2
Intangible liabilities:
Below market lease intangibles	$	345,103		14.1	$	256,034		14.2
Other lease intangibles	40,843			38.5	35,925			30.1
Accumulated amortization	(133,468		)	N/A	(113,647		)	N/A
Purchase option intangibles	3,568			N/A	3,568			N/A
Net intangible liabilities	$	256,046		15.9	$	181,880		15.6

N/A—Not Applicable

Above market lease intangibles and in-place and other lease intangibles are included in acquired lease intangibles within real estate investments on our Consolidated Balance Sheets. Other intangibles (including non-compete agreements, trade names and trademarks) are included in other assets on our Consolidated Balance Sheets. Below market lease intangibles, other lease intangibles and purchase option intangibles are included in accounts payable and other liabilities on our Consolidated Balance Sheets. For the years ended December 31, 2016, 2015 and 2014, our net amortization related to these intangibles was $104.5 million, $142.7 million and $74.6 million, respectively. The estimated net amortization related to these intangibles for each of the next five years is as follows: 2017—$66.1 million; 2018—$53.7 million; 2019—$44.4 million; 2020—$38.5 million; and 2021—$36.2 million.

The change in the carrying amount of goodwill, by segment, during the year ended December 31, 2016 was as follows:



	Triple-Net Leased Properties			Senior Living Operations			Office Operations			Total
	(In thousands)
Goodwill as of December 31, 2015	$	312,315		$	260,882		$	474,300		$	1,047,497
Partial disposal of reporting unit	(5,582		)	(1,400		)	(4,402		)	(11,384		)
Currency translation adjustments and other	(2,888		)	—			—			(2,888		)
Goodwill as of December 31, 2016	$	303,845		$	259,482		$	469,898		$	1,033,225