Income Taxes	3 Months Ended
Mar. 31, 2014
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The Company recorded tax expense of less than $0.01 million in continuing operations for each of three month periods ended March 31, 2014 and 2013 reflecting a state tax liability to one state. No amounts were recorded for unrecognized tax benefits or for the payment of interest and penalties during the three month periods ended March 31, 2014 and 2013. No federal or state tax benefits were recorded relating to the current year loss, as the Company continues to believe that a full valuation allowance is required on its net deferred tax assets. The 2011 federal income tax return is currently under examination by the Internal Revenue Service. The remaining tax years 2010 through 2013 may be subject to federal examination and assessment. Tax years from 2006 through 2009 remain open solely for purposes of federal and certain state examination of net operating loss and credit carryforwards. State income tax returns may be subject to examination for tax years 2009 through 2013, depending on state tax statute of limitations. As of December 31, 2013, the Company has U.S. federal and state net operating loss carryforwards of $140.0 million and $127.2 million, respectively. There has been no significant change in these balances as of March 31, 2014. The net operating loss carryforwards, if unutilized, will expire in the years 2014 through 2033.

Income Taxes

3 Months Ended

Mar. 31, 2014

The Company recorded tax expense of less than $0.01 million in continuing operations for each of three month periods ended March 31, 2014 and 2013 reflecting a state tax liability to one state. No amounts were recorded for unrecognized tax benefits or for the payment of interest and penalties during the three month periods ended March 31, 2014 and 2013. No federal or state tax benefits were recorded relating to the current year loss, as the Company continues to believe that a full valuation allowance is required on its net deferred tax assets.

The 2011 federal income tax return is currently under examination by the Internal Revenue Service. The remaining tax years 2010 through 2013 may be subject to federal examination and assessment. Tax years from 2006 through 2009 remain open solely for purposes of federal and certain state examination of net operating loss and credit carryforwards. State income tax returns may be subject to examination for tax years 2009 through 2013, depending on state tax statute of limitations.

As of December 31, 2013, the Company has U.S. federal and state net operating loss carryforwards of $140.0 million and $127.2 million, respectively. There has been no significant change in these balances as of March 31, 2014. The net operating loss carryforwards, if unutilized, will expire in the years 2014 through 2033.