Deferred Costs (Tables)

12 Months Ended

Dec. 31, 2017

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Deferred Costs

Deferred costs at December 31, 2017 and 2016 consisted of the following (in thousands):

	December 31,
	2017			2016
Deferred leasing costs	$	443,341		$	468,971
Less: accumulated amortization	(217,140		)	(201,371		)
Deferred costs, net	$	226,201		$	267,600