Customer Leases, as Lessor (Tables)

12 Months Ended

Dec. 31, 2016

Leases [Abstract]

Future Minimum Lease Payments to be Received Under Non-Cancelable Operating Customer Leases

Future minimum lease payments to be received under non-cancelable operating customer leases (inclusive of payments for contracts which have not yet commenced and exclusive of recoveries of operating costs from customers) are as follows for the years ending December 31 (in thousands):

2017	$	311,946
2018		229,567
2019		149,144
2020		102,917
2021		85,467
Thereafter		117,216
Total	$	996,257