| Income Tax Disclosure [Abstract] | Period [Axis] |
|---|
2016-01-01 - 2016-12-31 |
|---|
Income Tax Disclosure [Abstract] | |
Summary of Loss Before Provision for Income Taxes |
Our loss before provision for income taxes for the years ended
December 31, 2016, 2015 and 2014 consisted of the
following:
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
For the Years Ended
December 31, |
|
| |
|
2016 |
|
|
2015 |
|
|
2014 |
|
| |
|
($ in
thousands) |
|
|
Domestic
|
|
$ |
(61,390 |
) |
|
$ |
(35,219 |
) |
|
$ |
(1,493 |
) |
|
Foreign
|
|
|
626 |
|
|
|
(528 |
) |
|
|
(342 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total
|
|
$ |
(60,764 |
) |
|
$ |
(35,747 |
) |
|
$ |
(1,835 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Summary of Components of Income Tax Provision (Benefit) |
The components of income tax provision (benefit) consisted of
the following for the years ended December 31, 2016, 2015 and
2014:
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
For the Years Ended December 31,
|
|
| |
|
2016 |
|
|
2015 |
|
|
2014 |
|
| |
|
($ in
thousands) |
|
|
Current provision for income taxes:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
U.S.
|
|
$ |
12 |
|
|
$ |
— |
|
|
$ |
1 |
|
|
Foreign
|
|
|
351 |
|
|
|
191 |
|
|
|
147 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total current provision for income taxes
|
|
|
363 |
|
|
|
191 |
|
|
|
148 |
|
|
Deferred tax (benefit) provision - foreign
|
|
|
(16 |
) |
|
|
(30 |
) |
|
|
28 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total provision for income taxes
|
|
$ |
347 |
|
|
$ |
161 |
|
|
$ |
176 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Summary of Differences Between Effective Tax Rates and U.S. Federal Statutory Tax |
A reconciliation setting forth the differences between our
effective tax rates and the U.S. federal statutory tax rate is as
follows:
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
For the Years Ended December 31,
|
|
| |
|
2016 |
|
|
2015 |
|
|
2014 |
|
|
U.S. federal tax provision at statutory rate
|
|
|
34.00 |
% |
|
|
34.00 |
% |
|
|
34.00 |
% |
|
State and local tax, net of federal benefit
|
|
|
4.75 |
% |
|
|
5.64 |
% |
|
|
9.94 |
% |
|
Foreign rate differences
|
|
|
0.42 |
% |
|
|
0.08 |
% |
|
|
1.09 |
% |
|
Non-deductible foreign
stock compensation
|
|
|
(0.63 |
%) |
|
|
(1.16 |
%) |
|
|
(10.88 |
%) |
|
Effect of other permanent differences
|
|
|
(0.29 |
%) |
|
|
(0.05 |
%) |
|
|
(4.30 |
%) |
|
Uncertain tax positions
|
|
|
(0.03 |
%) |
|
|
(0.53 |
%) |
|
|
(8.00 |
%) |
|
Change in valuation allowance
|
|
|
(39.99 |
%) |
|
|
(37.74 |
%) |
|
|
(34.06 |
%) |
|
Other adjustments
|
|
|
1.16 |
% |
|
|
(0.69 |
%) |
|
|
2.64 |
% |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Effective tax rate
|
|
|
(0.61 |
%) |
|
|
(0.45 |
%) |
|
|
(9.57 |
%) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Schedule of Components of Deferred Tax Assets and Liabilities |
Significant components of our deferred tax assets and liabilities
as of December 31, 2016 and 2015 are as follows:
|
|
|
|
|
|
|
|
|
| |
|
As of December 31, |
|
| |
|
2016 |
|
|
2015 |
|
| |
|
($ in
thousands) |
|
|
Deferred tax assets:
|
|
|
|
|
|
|
|
|
|
Federal net operating loss carryforwards
|
|
$ |
44,778 |
|
|
$ |
20,625 |
|
|
Tax credit carryforwards
|
|
|
1,024 |
|
|
|
1,024 |
|
|
Intangible and other related assets
|
|
|
347 |
|
|
|
268 |
|
|
Accrued expenses
|
|
|
1,826 |
|
|
|
1,922 |
|
|
Stock compensation
|
|
|
979 |
|
|
|
919 |
|
|
Other
|
|
|
251 |
|
|
|
131 |
|
|
|
|
|
|
|
|
|
|
|
Total deferred tax assets
|
|
|
49,205 |
|
|
|
24,889 |
|
|
Valuation allowance
|
|
|
(49,119 |
) |
|
|
(24,819 |
) |
|
|
|
|
|
|
|
|
|
|
Net deferred tax assets
|
|
$ |
86 |
|
|
$ |
70 |
|
|
|
|
|
|
|
|
|
|
|
Summary of Tax Years that Remain Subject to Examination |
As of December 31, 2016, a summary of the tax years that
remain subject to examination in our taxing jurisdictions is as
follows:
|
|
|
|
|
|
|
United States |
|
2010 and forward |
|
|
Israel |
|
2012 and forward |
|
Reconciliation of Beginning and Ending Amount of Uncertain Tax Position |
A reconciliation of beginning and ending amount of our unrecognized
tax benefits is as follows:
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
For the Years Ended December 31,
|
|
| |
|
2016 |
|
|
2015 |
|
|
2014 |
|
| |
|
($ in
thousands) |
|
|
Uncertain tax positon at the beginning of year
|
|
$ |
429 |
|
|
$ |
241 |
|
|
$ |
97 |
|
|
Additions for uncertain tax positions of prior year
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
Additions for uncertain tax positions of current year
|
|
|
40 |
|
|
|
188 |
|
|
|
148 |
|
|
Reductions for settlements with taxing authorities
|
|
|
— |
|
|
|
— |
|
|
|
— |
|
|
Reductions for lapses of the applicable statutes of limitations
|
|
|
(9 |
) |
|
|
— |
|
|
|
(4 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Uncertain tax positon at the end of the year
|
|
$ |
460 |
|
|
$ |
429 |
|
|
$ |
241 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|