Real Estate Under Development	3 Months Ended
Mar. 31, 2015
Real Estate Under Development [Abstract]
Real Estate Under Development	Real Estate Under Development We capitalize interest, property taxes, insurance, and direct construction costs on our real estate under development, which includes the development of a new commercial office building at Two BriarLake Plaza in Houston, Texas (“Two BriarLake Plaza”). For the three months ended March 31, 2015, we capitalized a total of approximately $2.0 million for the development of Two BriarLake Plaza, including approximately $0.3 million in interest. For the three months ended March 31, 2014, we capitalized a total of approximately $9.0 million for the development of Two BriarLake Plaza, including approximately $1.0 million in interest. We completed the major construction activity of Two BriarLake Plaza in the third quarter of 2014, and the property was classified within “land” and “buildings and improvements, net” on our consolidated balance sheet at that time. Tenant improvements are ongoing and the building is not yet held as fully available for occupancy. We have a construction loan that will provide up to $66.0 million in available borrowings for the development. As of March 31, 2015, approximately $50.8 million has been drawn on the loan.

Real Estate Under Development

We capitalize interest, property taxes, insurance, and direct construction costs on our real estate under development, which includes the development of a new commercial office building at Two BriarLake Plaza in Houston, Texas (“Two BriarLake Plaza”). For the three months ended March 31, 2015, we capitalized a total of approximately $2.0 million for the development of Two BriarLake Plaza, including approximately $0.3 million in interest. For the three months ended March 31, 2014, we capitalized a total of approximately $9.0 million for the development of Two BriarLake Plaza, including approximately $1.0 million in interest. We completed the major construction activity of Two BriarLake Plaza in the third quarter of 2014, and the property was classified within “land” and “buildings and improvements, net” on our consolidated balance sheet at that time. Tenant improvements are ongoing and the building is not yet held as fully available for occupancy. We have a construction loan that will provide up to $66.0 million in available borrowings for the development. As of March 31, 2015, approximately $50.8 million has been drawn on the loan.