Operating Leases Operating Leases, Lessor (Tables)

6 Months Ended

Jun. 30, 2019

Lessor, Lease, Description [Line Items]

operating lease, weighted average discount rate and remaining lease term [Text Block]

The following table summarizes the weighted-average remaining lease term and the weighted-average discount rate as of June 30, 2019:



	As of
	June 30, 2019
Weighted-average remaining lease term in years
Operating ground leases	17.0
Operating office lease	7.3

Weighted-average discount rate
Operating ground leases	4.95	%
Operating office lease	4.62	%

Lessor, Operating Leases [Text Block]

The following table summarizes the future minimum rentals on the Company's lessor and sub-lessor arrangements at June 30, 2019 and December 31, 2018 (in thousands):



	June 30, 2019						December 31, 2018 ⁽²⁾
	Operating leases		Sub-lessor operating ground leases				Operating leases
	Amount ⁽¹⁾		Amount ⁽¹⁾		Total		Amount ⁽¹⁾
Year:
2019	$	279,551	$	11,631	$	291,182	$	520,139
2020	548,065		23,724		571,789		503,344
2021	537,074		24,120		561,194		492,165
2022	522,442		23,547		545,989		477,671
2023	494,157		22,887		517,044		449,686
Thereafter	4,484,878		252,113		4,736,991		3,953,717
Total	$	6,866,167	$	358,022	$	7,224,189	$	6,396,722

⁽¹⁾ Included in rental revenue.

⁽²⁾ Balances as of December 31, 2018 are prior to the adoption of Topic 842.