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Supplemental Disclosure to Statements of Cash Flows (Tables)
6 Months Ended
Jun. 30, 2016
Supplemental Cash Flow Information [Abstract]  
Supplemental Disclosure to Statements of Cash Flows
The following are supplemental disclosures to the consolidated statements of cash flows for the six months ended June 30, 2016 and 2015 (amounts in thousands):
 
 
2016
 
2015
 Write-off of fully depreciated/amortized property and deferred costs
$
19,002

 
$
28,877

 Write-off of depreciated/amortized property and deferred costs due to sale/demolition
$
33,857

 
$
76,533

 Unrealized loss on cash flow hedge
$
(1,795
)
 
$
(319
)
 Changes in accrued development capital expenditures
$
2,383

 
$
(10,974
)
 Capitalized equity-based compensation in development in progress
$
808

 
$