Supplemental Cash Flow Information

3 Months Ended

Mar. 31, 2018

Supplemental Cash Flow Information [Abstract]

Supplemental Cash Flow Information

We purchase capital equipment and incur costs relating to construction of facilities, including tenant finishing allowances. Expenditures included in accounts payable and accrued expenses were as follows (in thousands):

	March 31, 2018		March 31, 2017
Costs relating to construction included in accounts payable and accrued expenses	$	18,978	$	26,923

Interest paid, net of interest capitalized was as follows (in thousands):

	March 31, 2018		March 31, 2017
Interest paid, net of interest capitalized	$	15,903	$	9,445