Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) (Parenthetical)

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) (Parenthetical) - USD ($)
$ in Thousands

Dec. 31, 2018

Dec. 31, 2017

Deferred tax assets net operating loss carry forward

^[1],[2]

$ 16,849

$ 15,003

Deferred research tax credit carryforwards

203

203

California [Member]

Deferred tax assets net operating loss carry forward

1,190

1,115

Deferred research tax credit carryforwards

257

Georgia [Member]

Deferred tax assets net operating loss carry forward

$ 543

$ 941

[1]	California net operating loss carryforwards of $1,190,000 and $1,115,000,
[2]	Georgia net operating loss carry forwards of $543,000 and $941,000,