Future Rental Revenues (Tables)

12 Months Ended

Dec. 31, 2014

Operating Leases, Future Minimum Payments Receivable [Abstract]

Minimum Lease Payments Receivable, Excluding Tenant Reimbursements of Expenses, Under Non-Cancelable Operating Leases

Minimum lease payments receivable, excluding tenant reimbursements of expenses, under non-cancelable operating leases in effect as of December 31, 2014 are approximately as follows:

2015	$	260,127
2016	224,722
2017	186,174
2018	147,495
2019	113,219
Thereafter	325,648
Total	$	1,257,385