Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

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

Future minimum payments over the life of our corporate office lease and long-term ground leases subsequent to December 31, 2013 are as follows (in thousands): 

2014	$	1,238
2015		1,293
2016		1,304
2017		1,320
2018		1,309
Thereafter		28,148
Total future minimum lease payments	$	34,612