Leasing Activities

12 Months Ended

Dec. 31, 2017

Leases, Operating [Abstract]

Operating Leases of Lessor Disclosure

Leasing Activity

Future minimum rents due to us under non-cancelable operating leases at December 31, 2017 are as follows (in thousands):

Year	Amount
2018	$	545,532
2019	528,645
2020	480,951
2021	423,331
2022	358,223
Thereafter	1,267,045
	$	3,603,727

In addition to minimum rents, certain leases require reimbursements of specified operating expenses that amounted to $188.6 million, $193.7 million and $193.4 million for the years ended December 31, 2017, 2016 and 2015, respectively.