Revolving Credit Facility	12 Months Ended
Dec. 31, 2012
Debt Disclosure [Abstract]
Revolving Credit Facility	Revolving Credit Facility On March 30, 2012, the Company entered into a senior unsecured revolving credit facility in the amount of $40.0 million. The credit facility contains an "accordion" feature to allow the Company, under certain circumstances, to increase the aggregate commitments under the revolving credit facility to a maximum of $150.0 million. The credit facility has a term of 36 months, subject to the Company's right to a 12-month extension. The credit facility generally bears interest at a floating rate equal to LIBOR plus 2.50%, subject to adjustment as set forth in the credit agreement, and includes an unused commitment fee per annum of (a) 0.2% if the unused balance of the facility is equal to or less than 50% of the available facility and (b) 0.3% if the unused balance of the facility exceeds 50% of the available facility. The outstanding balance on the credit facility as of December 31, 2012 was $20.0 million with an interest rate of 2.7% and the unused borrowing capacity, based on the value of the borrowing base properties as of December 31, 2012, was $8.3 million. The credit facility provides for monthly interest payments, with all principal outstanding being due on the maturity date in March 2015. The credit facility may be prepaid from time to time and at any time, in whole or in part, without premium or penalty, subject to reimbursement of certain costs and expenses. In the event of a default, the lender has the right to terminate its obligations under the credit facility, and to accelerate the payment on any unpaid principal amount of all outstanding loans. The credit facility requires the Company to meet certain financial covenants, including the maintenance of certain financial ratios (such as specified debt to equity and debt service coverage ratios) as well as the maintenance of a minimum net worth. As of December 31, 2012, the Company was in compliance with the debt covenants under the credit facility agreement.

Revolving Credit Facility

On March 30, 2012, the Company entered into a senior unsecured revolving credit facility in the amount of $40.0 million. The credit facility contains an "accordion" feature to allow the Company, under certain circumstances, to increase the aggregate commitments under the revolving credit facility to a maximum of $150.0 million. The credit facility has a term of 36 months, subject to the Company's right to a 12-month extension. The credit facility generally bears interest at a floating rate equal to LIBOR plus 2.50%, subject to adjustment as set forth in the credit agreement, and includes an unused commitment fee per annum of (a) 0.2% if the unused balance of the facility is equal to or less than 50% of the available facility and (b) 0.3% if the unused balance of the facility exceeds 50% of the available facility. The outstanding balance on the credit facility as of December 31, 2012 was $20.0 million with an interest rate of 2.7% and the unused borrowing capacity, based on the value of the borrowing base properties as of December 31, 2012, was $8.3 million.

The credit facility provides for monthly interest payments, with all principal outstanding being due on the maturity date in March 2015. The credit facility may be prepaid from time to time and at any time, in whole or in part, without premium or penalty, subject to reimbursement of certain costs and expenses. In the event of a default, the lender has the right to terminate its obligations under the credit facility, and to accelerate the payment on any unpaid principal amount of all outstanding loans.

The credit facility requires the Company to meet certain financial covenants, including the maintenance of certain financial ratios (such as specified debt to equity and debt service coverage ratios) as well as the maintenance of a minimum net worth. As of December 31, 2012, the Company was in compliance with the debt covenants under the credit facility agreement.