Operating Leases (Tables)

12 Months Ended

Dec. 31, 2015

Operating Leased Assets [Line Items]

Schedule of Future Minimum Rental Payments to be Received for Operating Leases [Table Text Block]

Future minimum rents under non-cancelable operating leases as of December 31, 2015, excluding both tenant reimbursements of operating expenses and additional percentage rent based on tenants' sales volume, are as follows:

In Process Year Ending December 31,	Future Minimum Rents (in thousands)
2016	$	414,025
2017	372,266
2018	323,354
2019	278,450
2020	228,796
Thereafter	1,037,783
Total	$	2,654,674

Schedule of Future Minimum Rental Payments for Operating Leases

The following table summarizes the future obligations under non-cancelable operating leases as of December 31, 2015:

In Process Year Ending December 31,	Future Obligations (in thousands)
2016	$	8,450
2017	7,599
2018	7,374
2019	7,106
2020	6,393
Thereafter	253,900
Total	$	290,822