Leases (Tables)

6 Months Ended

Jun. 30, 2021

The components of lease expense were as follows for the period presented (in thousands):


		Six Months Ended
	Classification	June 30, 2021		June 30, 2020
Operating lease cost: (1)
Real estate lease expense	Property operating expenses	$	10,538	$	12,516
Non-real estate investment lease expense	General and administrative expenses	2,354		2,549
Finance lease cost:
Amortization of leased assets	Property operating expenses	4,111		4,043
Interest on lease liabilities	Interest expense	3,310		2,695
Sublease income	Rental income	(1,267)		(2,087)
Total		$	19,046	$	19,716

(1) Includes short-term leases which are immaterial.

Supplemental balance sheet information related to leases is as follows (in thousands):


	Classification	June 30, 2021		December 31, 2020
Right of use assets:
Operating leases - real estate	Right of use assets, net	$	296,150	$	310,017
Finance leases - real estate	Right of use assets, net	157,471		155,849
Real estate right of use assets, net		453,621		465,866
Operating leases - non-real estate investments	Receivables and other assets	7,248		9,624
Total right of use assets, net		$	460,869	$	475,490

Lease liabilities:
Operating leases		$	298,722	$	311,164
Financing leases		110,906		107,102
Total		$	409,628	$	418,266