Income Taxes	6 Months Ended
Jun. 30, 2017
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes As of December 31, 2016, the Company had approximately $232.7 million of federal net operating loss carryforwards ("NOLs") available to offset future taxable income expiring from 2027 through 2036. In accordance with Section 382 of the Internal Revenue code, the usage of the Company’s NOLs could be limited in the event of a change in ownership. The ultimate realization of deferred tax assets is dependent upon the generation of future taxable income during the period when those temporary differences become deductible. If a change of ownership did occur, there would be an annual limitation on the usage of the Company’s losses which are available through 2036. In assessing the ability to realize deferred tax assets, including the NOLs, the Company assesses the available positive and negative evidence to estimate if sufficient future taxable income will be generated to utilize its existing deferred tax assets. During the quarter ended June 30, 2017, the Company generated a gain from the sale of 80.1% of their ownership in PCT. The gain from the sale of PCT is included in discontinued operations. The Company for the six months ended June 30, 2017 has generated losses from continuing operations and has forecasted losses for the remainder of the year. Based on generating taxable income for the 2017 year, the Company will utilize net operating losses which were offset by a full valuation allowance. The Company anticipates that they will maintain a valuation allowance on the remaining deferred tax assets at the end of the year. Deferred tax liabilities were $0 and $1.1 million as of June 30, 2017 and December 31, 2016, respectively, and relate to the taxable temporary differences on the goodwill recognized in the PCT acquisition in 2011. The taxable temporary differences, which were tax deductible and were to be amortized over 15 years. The deferred tax liability was reversed during the three months ended June 30, 2017, as a result of the divestiture of PCT. The Company applies ASC 740-10 for uncertain tax positions. The Company utilizes the two step process to determine the amount of recognized tax benefit. For tax positions meeting the more-likely-than-not threshold, the amount recognized in the consolidated financial statements is the largest benefit that has a greater than 50% likelihood of being realized upon ultimate settlement with the relevant tax authority. The Company recognizes interest and penalties associated with certain tax positions as a component of income tax expense. As of June 30, 2017, management does not believe the Company has any material uncertain tax positions that would require it to measure and reflect the potential lack of sustainability of a position on audit in its financial statements. The Company will continue to evaluate its uncertain tax positions in future periods to determine if measurement and recognition in its financial statements is necessary. The Company does not believe there will be any material changes in its unrecognized tax positions over the next year. During the second quarter the Company has both continuing and discontinued operations. ASC 740-20-45-7 addresses the income tax accounting treatment when there is a loss from continuing operations and income from discontinuing operations. The Company must consider the gain from discontinued operations for purposes of allocating a tax benefit to the current year loss from continuing operations. The Company has adopted a method in which the income from discontinued operations are recognized as a discrete item in the period in which it occurs and apply the concepts of the annual effective tax rate (AETR) during each period in computing the income tax provision from continuing operations. This method results in a tax expense for discontinued operations and an income tax benefit for the loss generated from continuing operations. The Company is forecasting losses from continuing operations for the remainder of 2017 against which an income tax benefit will be recorded. The Company completed the audit of its federal tax returns for the years 2012 and 2013 during the fourth quarter of 2016. The audit resulted in an adjustment to the Company's NOL carryforward. For years prior to 2014, the federal statute of limitations is closed for assessing tax. The Company’s state tax returns remain open to examination for a period of three to four years from date of filing. The Company ceased doing business in China in 2012. After 2012, the Company had no foreign tax filing obligations. The foreign returns filed for 2012 and prior are subject to examination for five years.

Income Taxes

As of December 31, 2016, the Company had approximately $232.7 million of federal net operating loss carryforwards ("NOLs") available to offset future taxable income expiring from 2027 through 2036. In accordance with Section 382 of the Internal Revenue code, the usage of the Company’s NOLs could be limited in the event of a change in ownership. The ultimate realization of deferred tax assets is dependent upon the generation of future taxable income during the period when those temporary differences become deductible. If a change of ownership did occur, there would be an annual limitation on the usage of the Company’s losses which are available through 2036.

In assessing the ability to realize deferred tax assets, including the NOLs, the Company assesses the available positive and negative evidence to estimate if sufficient future taxable income will be generated to utilize its existing deferred tax assets. During the quarter ended June 30, 2017, the Company generated a gain from the sale of 80.1% of their ownership in PCT. The gain from the sale of PCT is included in discontinued operations. The Company for the six months ended June 30, 2017 has generated losses from continuing operations and has forecasted losses for the remainder of the year. Based on generating taxable income for the 2017 year, the Company will utilize net operating losses which were offset by a full valuation allowance. The Company anticipates that they will maintain a valuation allowance on the remaining deferred tax assets at the end of the year.

Deferred tax liabilities were $0 and $1.1 million as of June 30, 2017 and December 31, 2016, respectively, and relate to the taxable temporary differences on the goodwill recognized in the PCT acquisition in 2011. The taxable temporary differences, which were tax deductible and were to be amortized over 15 years. The deferred tax liability was reversed during the three months ended June 30, 2017, as a result of the divestiture of PCT.

The Company applies ASC 740-10 for uncertain tax positions. The Company utilizes the two step process to determine the amount of recognized tax benefit. For tax positions meeting the more-likely-than-not threshold, the amount recognized in the consolidated financial statements is the largest benefit that has a greater than 50% likelihood of being realized upon ultimate settlement with the relevant tax authority. The Company recognizes interest and penalties associated with certain tax positions as a component of income tax expense.

As of June 30, 2017, management does not believe the Company has any material uncertain tax positions that would require it to measure and reflect the potential lack of sustainability of a position on audit in its financial statements. The Company will continue to evaluate its uncertain tax positions in future periods to determine if measurement and recognition in its financial statements is necessary. The Company does not believe there will be any material changes in its unrecognized tax positions over the next year.

During the second quarter the Company has both continuing and discontinued operations. ASC 740-20-45-7 addresses the income tax accounting treatment when there is a loss from continuing operations and income from discontinuing operations. The Company must consider the gain from discontinued operations for purposes of allocating a tax benefit to the current year loss from continuing operations. The Company has adopted a method in which the income from discontinued operations are recognized as a discrete item in the period in which it occurs and apply the concepts of the annual effective tax rate (AETR) during each period in computing the income tax provision from continuing operations. This method results in a tax expense for discontinued operations and an income tax benefit for the loss generated from continuing operations. The Company is forecasting losses from continuing operations for the remainder of 2017 against which an income tax benefit will be recorded.

The Company completed the audit of its federal tax returns for the years 2012 and 2013 during the fourth quarter of 2016. The audit resulted in an adjustment to the Company's NOL carryforward. For years prior to 2014, the federal statute of limitations is closed for assessing tax. The Company’s state tax returns remain open to examination for a period of three to four years from date of filing. The Company ceased doing business in China in 2012. After 2012, the Company had no foreign tax filing obligations. The foreign returns filed for 2012 and prior are subject to examination for five years.