Leasing (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Future minimum lease payments for operating leases

	December 31, 2017
	Related Parties		Non-Related Parties		Total
2018	$	4,663	$	288,654	$	293,317
2019	3,210		274,694		277,904
2020	2,389		255,376		257,765
2021	1,922		227,392		229,314
2022	1,164		203,028		204,192
Thereafter	4,476		1,100,193		1,104,669
Total	$	17,824	$	2,349,337	$	2,367,161

Schedule of net rent expense

	For the Year Ended   December 31,
	2017		2016		2015
Minimum operating lease expense	$	289,245	$	273,559	$	263,479
Contingent rents	1,049		892		947
Other lease related occupancy costs	12,478		13,241		12,852
Total rent expense	302,772		287,692		277,278
Less: sublease income	4,158		4,439		4,019
Net rent expense	$	298,614	$	283,253	$	273,259