Property, Plant and Equipment and Leasehold Intangibles, Net (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Property, plant and equipment

Depreciation and amortization is computed using the straight-line method over the estimated useful lives of the assets, which are as follows:

Asset Category	Estimated Useful Life (in years)
Buildings and improvements	40
Furniture and equipment	3 – 7
Resident lease intangibles	1 – 3

As of December 31, 2017 and 2016, net property, plant and equipment and leasehold intangibles, which include assets under capital and financing leases, consisted of the following:

	As of December 31,
(in thousands)	2017			2016
Land	$	449,295		$	455,307
Buildings and improvements	4,923,621			5,053,204
Leasehold improvements	124,850			126,325
Furniture and equipment	1,006,889			974,516
Resident and leasehold operating intangibles	594,748			705,000
Construction in progress	74,678			69,803
Assets under capital and financing leases	1,742,384			2,879,996
	8,916,465			10,264,151
Accumulated depreciation and amortization	(3,064,320		)	(2,884,846		)
Property, plant and equipment and leasehold intangibles, net	$	5,852,145		$	7,379,305

Resident and Leasehold Operating Intangibles, Future Amortization Expense

Future amortization expense for resident and leasehold operating intangibles is estimated to be as follows (in thousands):

Year Ending December 31,	Future Amortization
2018	$	5,938
2019	5,197
2020	4,144
2021	2,748
2022	1,758
Thereafter	8,200
Total	$	27,985