Subsequent Event	6 Months Ended
Jun. 30, 2011
Subsequent Event [Abstract]
Subsequent Event	21. Subsequent Event On July 26, 2011, the Company entered into a Limited Partnership Purchase Agreement (“LPPA”) to purchase the limited partnership interest of EDF EN GREECE ANONIMI ETERIA PARAGOGIS KE EKMETALEFSIS ILEKTRIKIS ENERGIAS ME CHRISI ANANEOSIMON PIGON ENERGIAS KE SIA — EVROS 3 E.E. (“EDF EN GREECE SA”) for 1.953 million Euros (the equivalent of $2.8 million at current exchange rates). The LPPA transferred to the Company the necessary approvals and documents, such as purchase power agreements, permits and approvals necessary to develop a solar power generating facility of approximately 4.4 megawatts. Construction of the project is expected to begin in the fourth quarter of 2011. The Company plans to sell the project and become the Engineering Procurement and Construction contractor for the project prior to the commencement of construction.

Subsequent Event

6 Months Ended

Jun. 30, 2011

21. Subsequent Event

On July 26, 2011, the Company entered into a Limited Partnership Purchase Agreement (“LPPA”) to purchase the limited partnership interest of EDF EN GREECE ANONIMI ETERIA PARAGOGIS KE EKMETALEFSIS ILEKTRIKIS ENERGIAS ME CHRISI ANANEOSIMON PIGON ENERGIAS KE SIA — EVROS 3 E.E. (“EDF EN GREECE SA”) for 1.953 million Euros (the equivalent of $2.8 million at current exchange rates). The LPPA transferred to the Company the necessary approvals and documents, such as purchase power agreements, permits and approvals necessary to develop a solar power generating facility of approximately 4.4 megawatts. Construction of the project is expected to begin in the fourth quarter of 2011. The Company plans to sell the project and become the Engineering Procurement and Construction contractor for the project prior to the commencement of construction.