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Deferred Costs
3 Months Ended
Mar. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Deferred Costs
Deferred Costs
Deferred costs at March 31, 2019 and December 31, 2018 consisted of the following (in thousands):
 
March 31, 2019
 
December 31, 2018
Deferred leasing costs
$
463,521

 
$
453,833

Less: accumulated amortization
(251,906
)
 
(244,723
)
Deferred costs, net
$
211,615

 
$
209,110