Income Taxes (Tables)
|
12 Months Ended |
Dec. 31, 2019 |
Income Tax Disclosure [Abstract] |
|
Schedule of Income Tax Expense |
Income tax expense differs from
the statutory amounts for each of the following years:
|
|
2019 |
|
|
2018 |
|
|
2017 |
|
Income taxes at U.S. statutory rate |
|
$ |
(16,020,000 |
) |
|
$ |
(11,901,000 |
) |
|
$ |
(9,289,000 |
) |
Current year reserve |
|
|
15,976,000 |
|
|
|
11,877,000 |
|
|
|
(25,175,000 |
) |
Expenses not deductible |
|
|
44,000 |
|
|
|
24,000 |
|
|
|
46,000 |
|
Rate change |
|
|
- |
|
|
|
- |
|
|
|
34,418,000 |
|
Total tax expense |
|
$ |
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
Schedule of Deferred Tax Assets and Liabilities |
The temporary differences that give
rise to deferred tax assets and liabilities were as follows:
|
|
December 31, 2019 |
|
|
December 31, 2018 |
|
Deferred tax assets (liabilities): |
|
|
|
|
|
|
|
|
Net operating loss carryforwards |
|
$ |
50,802,000 |
|
|
$ |
38,761,000 |
|
General business credit carryforwards |
|
|
3,939,000 |
|
|
|
3,214,000 |
|
State credits |
|
|
2,934,000 |
|
|
|
3,012,000 |
|
Property, equipment and goodwill |
|
|
(28,000 |
) |
|
|
(72,000 |
) |
Stock options |
|
|
7,960,000 |
|
|
|
6,316,000 |
|
Derivatives |
|
|
- |
|
|
|
(57,000 |
) |
Deferred revenue |
|
|
62,000 |
|
|
|
62,000 |
|
Intangible assets |
|
|
1,625,000 |
|
|
|
399,000 |
|
Other |
|
|
28,000 |
|
|
|
80,000 |
|
Gross deferred tax assets |
|
|
67,322,000 |
|
|
|
51,715,000 |
|
Valuation allowance |
|
|
(67,322,000 |
) |
|
|
(51,715,000 |
) |
Net deferred taxes |
|
$ |
- |
|
|
$ |
- |
|
|
Summary of Net Operating Loss and General Business Credit Carryforwards |
These carryforwards expire as follows:
|
|
Net operating
loss carryforwards |
|
|
General business credit
carryforwards |
|
2020 |
|
$ |
5,125,000 |
|
|
$ |
226,000 |
|
2021 |
|
|
5,378,000 |
|
|
|
56,000 |
|
2022 |
|
|
8,230,000 |
|
|
|
431,000 |
|
2023 |
|
|
5,434,000 |
|
|
|
362,000 |
|
2024 |
|
|
8,711,000 |
|
|
|
287,000 |
|
Thereafter |
|
|
99,946,000 |
|
|
|
2,536,000 |
|
|
|
$ |
132,824,000 |
|
|
$ |
3,898,000 |
|
|