Summary of Significant Accounting Policies	9 Months Ended
Sep. 30, 2011
Summary of Significant Accounting Policies [Abstract]
Summary of Significant Accounting Policies	2. Summary of Significant Accounting Policies The accompanying unaudited interim financial statements have been prepared in accordance with the accounting policies described in the financial statements and related notes included in our Annual Report on Form 10-K for the year ended December 31, 2010 (“2010 Form 10-K”) and should be read in conjunction with such financial statements and related notes. The 2010 year end consolidated balance sheet data included in this Form 10-Q filing was derived from the audited financial statements in our 2010 Form 10-K, but does not include all disclosures required by accounting principles generally accepted in the United States of America (“GAAP”). The following notes to these interim financial statements highlight significant changes to the notes included in the December 31, 2010 audited financial statements included in our 2010 Form 10-K and present interim disclosures as required by the Securities and Exchange Commission. In order to conform with GAAP, we, in preparation of our financial statements, are required to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities as of September 30, 2011 and December 31, 2010, and the reported amounts of revenues and expenses for the three and nine months ended September 30, 2011 and September 30, 2010. Actual results could differ from those estimates. In our opinion, the accompanying unaudited interim financial statements reflect all adjustments necessary for a fair statement of our financial position as of September 30, 2011 and December 31, 2010, and the results of our operations and comprehensive income for each of the three and nine months ended September 30, 2011 and September 30, 2010, and our cash flows for each of the nine months ended September 30, 2011 and September 30, 2010, and all adjustments are of a normal recurring nature. *Franchise Taxes* During 2005, we recorded a $745 franchise tax reserve related to a potential state franchise tax assessment for the 1996-2001 tax years. During the nine months ended September 30, 2011, we received a refund from the state, representing amounts paid during 2006 related to the 1996-2001 tax years. Based on the refund received and discussions with the taxing authorities, as of September 30, 2011, management believes that it is unlikely that any franchise tax amounts will be assessed by the state for such tax years. As such, during the nine months ended September 30, 2011, we reversed $745 of franchise taxes. Franchise taxes are recorded within general and administrative expense.

Summary of Significant Accounting Policies

9 Months Ended

Sep. 30, 2011

Summary of Significant Accounting Policies [Abstract]

Summary of Significant Accounting Policies

2. Summary of Significant Accounting Policies

The accompanying unaudited interim financial statements have been prepared in accordance with the accounting policies described in the financial statements and related notes included in our Annual Report on Form 10-K for the year ended December 31, 2010 (“2010 Form 10-K”) and should be read in conjunction with such financial statements and related notes. The 2010 year end consolidated balance sheet data included in this Form 10-Q filing was derived from the audited financial statements in our 2010 Form 10-K, but does not include all disclosures required by accounting principles generally accepted in the United States of America (“GAAP”). The following notes to these interim financial statements highlight significant changes to the notes included in the December 31, 2010 audited financial statements included in our 2010 Form 10-K and present interim disclosures as required by the Securities and Exchange Commission. In order to conform with GAAP, we, in preparation of our financial statements, are required to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities as of September 30, 2011 and December 31, 2010, and the reported amounts of revenues and expenses for the three and nine months ended September 30, 2011 and September 30, 2010. Actual results could differ from those estimates. In our opinion, the accompanying unaudited interim financial statements reflect all adjustments necessary for a fair statement of our financial position as of September 30, 2011 and December 31, 2010, and the results of our operations and comprehensive income for each of the three and nine months ended September 30, 2011 and September 30, 2010, and our cash flows for each of the nine months ended September 30, 2011 and September 30, 2010, and all adjustments are of a normal recurring nature.

Franchise Taxes

During 2005, we recorded a $745 franchise tax reserve related to a potential state franchise tax assessment for the 1996-2001 tax years. During the nine months ended September 30, 2011, we received a refund from the state, representing amounts paid during 2006 related to the 1996-2001 tax years. Based on the refund received and discussions with the taxing authorities, as of September 30, 2011, management believes that it is unlikely that any franchise tax amounts will be assessed by the state for such tax years. As such, during the nine months ended September 30, 2011, we reversed $745 of franchise taxes. Franchise taxes are recorded within general and administrative expense.