Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum lease payments required under the office lease agreement

The following is a schedule of future minimum lease payments required under the office lease agreement as of December 31, 2013 (in thousands).

Year Ending December 31,	Amount
2014	$	812
2015	831
2016	852
2017	872
2018	893
Thereafter	3,329
Total	$	7,589

Summary of aggregate undiscounted minimum commitments

Under this agreement, if the Company does not meet 80% of the maximum thermal quantity transportation and pro