Supplemental Disclosure to Statements of Cash Flows (Tables)

3 Months Ended

Mar. 31, 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 three months ended March 31, 2016 and 2015 (amounts in thousands):

	2016			2015
Write-off of fully depreciated/amortized property and deferred costs	$	12,685		$	14,436
Write-off of depreciated/amortized property and deferred costs due to sale	$	32,323		$	10,295
Unrealized loss on cash flow hedge	$	(1,360	)	$	(947	)
Changes in accrued development capital expenditures	$	394		$	(8,343	)