Income Taxes	6 Months Ended
Jun. 30, 2018
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes On December 22, 2017, the U.S. government enacted comprehensive tax legislation commonly referred to as the Tax Cuts and Jobs Act (the “Tax Act”). The Tax Act incorporates broad and complex changes to the U.S. tax code. The main provision of the Tax Act that is applicable to the Company is the reduction of a maximum federal tax rate of 35% to a flat tax rate of 21%, effective January 1, 2018. The Company incorporated the change in federal tax rates in its annual tax provision for the period ended December 31, 2017. The net impact to the Company’s tax expense was $0. As of December 31, 2017, the Company completed and recorded the adjustments necessary under Staff Accounting Bulletin No. 118 related to the Tax Act. The Company’s effective tax rate for the three and six months ended June 30, 2018 and 2017 was 0% as a result of the Company recording a full valuation allowance against the deferred tax assets. In determining the realizability of the net U.S. federal and state deferred tax assets, the Company considers numerous factors including historical profitability, estimated future taxable income, prudent and feasible tax planning strategies and the industry in which it operates. Management reassesses the realization of the deferred tax assets each reporting period, which resulted in a valuation allowance against the full amount of the Company’s U.S. deferred tax assets for the three and six month ended June 30, 2018 and 2017. To the extent that the financial results of the U.S. operations improve in the future and the deferred tax assets become realizable, the Company will reduce the valuation allowance through earnings. Under Section 382 of the Internal Revenue Code of 1986, as amended, substantial changes in the Company's ownership may limit the amount of net operating loss carryforwards that could be utilized annually in the future to offset taxable income. Any such annual limitation may significantly reduce the utilization of the net operating losses before they expire. A Section 382 limitation study performed as of March 31, 2017 determined there was an ownership change in 2006 and $1,538 of the 2006 net operating loss is unavailable. Net operating loss carryforwards are available to offset federal taxable income and begin to expire in 2025. As of December 31, 2017 the Company has accumulated approximately $87,071 of federal tax losses, and approximately $4,231 (tax effected) of state losses. The Company’s material income tax jurisdiction is the United States (federal). As a result of net operating loss carryforwards, the Company is subject to audit for tax years 2005 and forward for federal purposes. There are tax years which remain subject to examination in various other jurisdictions that are not material to the Company’s financial statements.

Income Taxes

On December 22, 2017, the U.S. government enacted comprehensive tax legislation commonly referred to as the Tax Cuts and Jobs Act (the “Tax Act”). The Tax Act incorporates broad and complex changes to the U.S. tax code. The main provision of the Tax Act that is applicable to the Company is the reduction of a maximum federal tax rate of 35% to a flat tax rate of 21%, effective January 1, 2018. The Company incorporated the change in federal tax rates in its annual tax provision for the period ended December 31, 2017. The net impact to the Company’s tax expense was $0. As of December 31, 2017, the Company completed and recorded the adjustments necessary under Staff Accounting Bulletin No. 118 related to the Tax Act.

The Company’s effective tax rate for the three and six months ended June 30, 2018 and 2017 was 0% as a result of the Company recording a full valuation allowance against the deferred tax assets.

In determining the realizability of the net U.S. federal and state deferred tax assets, the Company considers numerous factors including historical profitability, estimated future taxable income, prudent and feasible tax planning strategies and the industry in which it operates. Management reassesses the realization of the deferred tax assets each reporting period, which resulted in a valuation allowance against the full amount of the Company’s U.S. deferred tax assets for the three and six month ended June 30, 2018 and 2017. To the extent that the financial results of the U.S. operations improve in the future and the deferred tax assets become realizable, the Company will reduce the valuation allowance through earnings.

Under Section 382 of the Internal Revenue Code of 1986, as amended, substantial changes in the Company's ownership may limit the amount of net operating loss carryforwards that could be utilized annually in the future to offset taxable income. Any such annual limitation may significantly reduce the utilization of the net operating losses before they expire. A Section 382 limitation study performed as of March 31, 2017 determined there was an ownership change in 2006 and $1,538 of the 2006 net operating loss is unavailable.

Net operating loss carryforwards are available to offset federal taxable income and begin to expire in 2025. As of December 31, 2017 the Company has accumulated approximately $87,071 of federal tax losses, and approximately $4,231 (tax effected) of state losses.

The Company’s material income tax jurisdiction is the United States (federal). As a result of net operating loss carryforwards, the Company is subject to audit for tax years 2005 and forward for federal purposes. There are tax years which remain subject to examination in various other jurisdictions that are not material to the Company’s financial statements.