Future Minimum Rent (Tables)

12 Months Ended

Dec. 31, 2012

Leases [Abstract]

Schedule of Future Minimum Rental Income for Operating Leases

Future minimum rent contractually due under operating leases, excluding tenant reimbursements of certain costs, as of December 31, 2012 for each of the next five years and thereafter is as follows (in thousands):

Year	Amount
2013	$	228,236
2014	215,606
2015	201,224
2016	185,694
2017	164,542
Thereafter	749,786
Total	$	1,745,088

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum lease obligations under non-cancelable ground leases and other operating leases as of December 31, 2012 for each of the next five years and thereafter is as follows (in thousands):

Year	Amount
2013	$	3,751
2014	3,772
2015	3,573
2016	3,377
2017	3,409
Thereafter	270,001
Total	$	287,883