Summary of Significant Accounting Policies (Tables)
|
6 Months Ended |
Jun. 30, 2018 |
Accounting Policies [Abstract] |
|
Schedule of Disaggregation of Revenue |
In the following table,
revenue is disaggregated by primary geographical market, major product line, and timing of revenue recognition.
In thousands of US dollars ($) |
|
Three Months Ended
June 30,
|
|
|
Six Months Ended
June 30,
|
|
Primary geographical markets |
|
2018 |
|
|
2017 |
|
|
2018 |
|
|
2017 |
|
North America |
|
|
351 |
|
|
|
396 |
|
|
|
716 |
|
|
|
722 |
|
Europe |
|
|
64 |
|
|
|
1 |
|
|
|
219 |
|
|
|
158 |
|
Asia |
|
|
224 |
|
|
|
143 |
|
|
|
315 |
|
|
|
211 |
|
|
|
|
639 |
|
|
|
540 |
|
|
|
1,250 |
|
|
|
1,091 |
|
|
|
Three Months Ended
June 30,
|
|
|
Six Months Ended
June 30,
|
|
Major products/services lines |
|
2018 |
|
|
2017 |
|
|
2018 |
|
|
2017 |
|
Hardware |
|
|
397 |
|
|
|
347 |
|
|
|
817 |
|
|
|
743 |
|
Grants |
|
|
20 |
|
|
|
60 |
|
|
|
45 |
|
|
|
85 |
|
Consumables |
|
|
64 |
|
|
|
52 |
|
|
|
139 |
|
|
|
115 |
|
Contract research services |
|
|
67 |
|
|
|
- |
|
|
|
67 |
|
|
|
- |
|
Sample preparation accessories |
|
|
47 |
|
|
|
39 |
|
|
|
96 |
|
|
|
74 |
|
Technical support/extended service contracts |
|
|
22 |
|
|
|
26 |
|
|
|
50 |
|
|
|
43 |
|
Shipping and handling |
|
|
16 |
|
|
|
11 |
|
|
|
28 |
|
|
|
21 |
|
Other |
|
|
6 |
|
|
|
5 |
|
|
|
8 |
|
|
|
10 |
|
|
|
|
639 |
|
|
|
540 |
|
|
|
1,250 |
|
|
|
1,091 |
|
|
|
Three Months Ended
June 30,
|
|
|
Six Months Ended
June 30,
|
|
Timing of revenue recognition |
|
2018 |
|
|
2017 |
|
|
2018 |
|
|
2017 |
|
Products transferred at a point in time |
|
|
609 |
|
|
|
471 |
|
|
|
1,185 |
|
|
|
985 |
|
Products and services transferred over time |
|
|
30 |
|
|
|
69 |
|
|
|
65 |
|
|
|
106 |
|
|
|
|
639 |
|
|
|
540 |
|
|
|
1,250 |
|
|
|
1,091 |
|
|
Schedule of Contract Balances |
Contract balances
In thousands of US dollars ($) |
|
June 30, 2018 |
|
|
December 31, 2017 |
|
Receivables, which are included in ‘Accounts Receivable’ |
|
|
526 |
|
|
|
207 |
|
Contract liabilities (deferred revenue) |
|
|
255 |
|
|
|
320 |
|
|
Schedule of Future Related to Performance Obligations |
The following table includes
estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied (or partially
unsatisfied) at the end of the reporting period.
In thousands of US dollars ($) |
|
2018 |
|
|
2019 |
|
|
2020 |
|
|
Total |
|
Extended warranty service |
|
|
209 |
|
|
|
46 |
|
|
|
- |
|
|
|
255 |
|
|
Schedule of Customer Concentration Risk Percentage |
The following table illustrates
the level of concentration as a percentage of total revenues during the three months and six months ended June 30, 2018 and 2017.
|
|
For the Three Months Ended |
|
|
|
June 30, |
|
|
|
2018 |
|
|
2017 |
|
Top Five Customers |
|
|
54 |
% |
|
|
60 |
% |
Federal Agencies |
|
|
12 |
% |
|
|
11 |
% |
|
|
For the Six Months Ended |
|
|
|
June 30, |
|
|
|
2018 |
|
|
2017 |
|
Top Five Customers |
|
|
38 |
% |
|
|
42 |
% |
Federal Agencies |
|
|
8 |
% |
|
|
8 |
% |
The following table illustrates
the level of concentration as a percentage of net accounts receivable balance as of June 30, 2018 and December 31, 2017. The Top
Five Customers category may include federal agency receivable balances if applicable.
|
|
June 30, 2018 |
|
|
December, 31, 2017 |
|
Top Five Customers |
|
|
70 |
% |
|
|
85 |
% |
Federal Agencies |
|
|
11 |
% |
|
|
1 |
% |
|
Schedule of Computation of Loss Per Share |
The following table illustrates
our computation of loss per share for the three months and six months ended June 30, 2018 and 2017:
|
|
For the Three Months Ended |
|
|
For the Six Months Ended |
|
|
|
June 30, |
|
|
June 30, |
|
|
|
2018 |
|
|
2017 |
|
|
2018 |
|
|
2017 |
|
Numerator: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net loss |
|
$ |
(2,281,232 |
) |
|
$ |
(583,760 |
) |
|
$ |
(4,512,886 |
) |
|
$ |
(6,178,275 |
) |
Deemed dividend on down round feature |
|
|
(213,012 |
) |
|
|
- |
|
|
|
(213,012 |
) |
|
|
- |
|
Deemed dividend on beneficial conversion feature |
|
|
(10,532,291 |
) |
|
|
- |
|
|
|
(10,532,291 |
) |
|
|
- |
|
Preferred stock dividends |
|
|
(95,879 |
) |
|
|
- |
|
|
|
(95,879 |
) |
|
|
- |
|
Net loss applicable to common shareholders |
|
$ |
(13,122,414 |
) |
|
$ |
(583,760 |
) |
|
$ |
(15,354,068 |
) |
|
$ |
(6,178,275 |
) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Denominator for basic and diluted loss per share: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Weighted average common stock shares outstanding |
|
|
1,426,698 |
|
|
|
1,077,529 |
|
|
|
1,395,187 |
|
|
|
1,059,250 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Loss per common share – basic and diluted |
|
$ |
(9.20 |
) |
|
$ |
(0.54 |
) |
|
$ |
(11.01 |
) |
|
$ |
(5.83 |
) |
|
Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share |
The Series D Convertible
Preferred Stock, Series G Convertible Preferred Stock, Series H Convertible Preferred Stock, Series H2 Convertible Preferred Stock,
Series J Convertible Preferred Stock and Series K Convertible Preferred Stock are presented below as if they were converted into
common shares according to the conversion terms.
|
|
As of June 30, |
|
|
|
2018 |
|
|
2017 |
|
Stock options |
|
|
244,467 |
|
|
|
250,109 |
|
Convertible debt |
|
|
346,133 |
|
|
|
827,560 |
|
Common stock warrants |
|
|
6,263,607 |
|
|
|
890,047 |
|
Convertible preferred stock: |
|
|
|
|
|
|
|
|
Series D Convertible Preferred Stock |
|
|
25,000 |
|
|
|
25,000 |
|
Series G Convertible Preferred Stock |
|
|
26,857 |
|
|
|
28,857 |
|
Series H Convertible Preferred Stock |
|
|
33,334 |
|
|
|
33,334 |
|
Series H2 Convertible Preferred Stock |
|
|
70,000 |
|
|
|
70,000 |
|
Series J Convertible Preferred Stock |
|
|
115,267 |
|
|
|
117,367 |
|
Series K Convertible Preferred Stock |
|
|
229,334 |
|
|
|
227,200 |
|
Series AA Convertible Preferred Stock |
|
|
5,195,400 |
|
|
|
- |
|
|
|
|
12,549,399 |
|
|
|
2,469,474 |
|
|
Schedule of Stock Based Compensation Expense |
. The following table
summarizes the effect of this stock-based compensation expense within each of the line items of our costs and expenses within our
Consolidated Statements of Operations:
|
|
For the Three Months Ended |
|
|
For the Six Months Ended |
|
|
|
June 30, |
|
|
June 30, |
|
|
|
2018 |
|
|
2017 |
|
|
2018 |
|
|
2017 |
|
Research and development |
|
$ |
15,649 |
|
|
$ |
22,949 |
|
|
$ |
31,148 |
|
|
$ |
38,918 |
|
Selling and marketing |
|
|
7,279 |
|
|
|
13,447 |
|
|
|
14,476 |
|
|
|
24,334 |
|
General and administrative |
|
|
39,321 |
|
|
|
68,586 |
|
|
|
102,646 |
|
|
|
116,259 |
|
Total stock-based compensation expense |
|
$ |
62,249 |
|
|
$ |
104,982 |
|
|
$ |
148,270 |
|
|
$ |
179,511 |
|
|
Schedule of Reconciliation Related to Liabilities |
The following table provides
a reconciliation of the warrant derivative liability, convertible debt, conversion option derivative liability, stock warrant,
additional paid-in capital and accumulated deficit on the consolidated balance sheet as of December 31, 2016:
|
|
Convertible debt, current portion |
|
|
Convertible debt, long term portion |
|
|
Warrant Derivative Liability |
|
|
Conversion Option Liability |
|
|
Warrants to acquire common stock |
|
|
Additional Paid-in Capital |
|
|
Accumulated deficit |
|
Balance, January 1, 2017 (Prior to adoption of ASU 2017-11) |
|
$ |
4,005,702 |
|
|
$ |
529,742 |
|
|
$ |
1,685,108 |
|
|
$ |
951,059 |
|
|
$ |
6,325,102 |
|
|
$ |
27,544,265 |
|
|
$ |
(42,264,190 |
) |
Reclassified derivative liabilities and cumulative effect of adoption |
|
|
769,316 |
|
|
|
154,152 |
|
|
$ |
(1,685,108 |
) |
|
|
(951,059 |
) |
|
|
2,636,236 |
|
|
|
1,446,011 |
|
|
|
(2,369,548 |
) |
Balance, January 1, 2017 (After adoption of ASU 2017-11) |
|
$ |
4,775,018 |
|
|
$ |
683,894 |
|
|
$ |
- |
|
|
$ |
- |
|
|
$ |
8,961,338 |
|
|
$ |
28,990,276 |
|
|
$ |
(44,633,738 |
) |
|
Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis |
The following tables set
forth the Company’s financial assets and liabilities that were accounted for at fair value on a recurring basis as of June
30, 2018:
|
|
|
|
|
Fair value measurements at
June 30, 2018 using:
|
|
|
|
June 30, 2018 |
|
|
Quoted
prices in
active
markets
(Level 1)
|
|
|
Significant
other
observable
inputs
(Level 2)
|
|
|
Significant
unobservable
inputs
(Level 3)
|
|
Available-For-Sale Equity Securities |
|
|
17,991 |
|
|
|
17,991 |
|
|
|
- |
|
|
|
- |
|
Total Financial Assets |
|
$ |
17,991 |
|
|
$ |
17,991 |
|
|
$ |
- |
|
|
$ |
- |
|
The following tables set
forth the Company’s financial assets and liabilities that were accounted for at fair value on a recurring basis as of December
31, 2017:
|
|
|
|
|
Fair value measurements at
December 31, 2017 using:
|
|
|
|
December 31, 2017 |
|
|
Quoted
prices in
active
markets
(Level 1)
|
|
|
Significant
other
observable
inputs
(Level 2)
|
|
|
Significant
unobservable
inputs
(Level 3)
|
|
Available-For-Sale Equity Securities |
|
|
19,825 |
|
|
|
19,825 |
|
|
|
- |
|
|
|
- |
|
Total Financial Assets |
|
$ |
19,825 |
|
|
$ |
19,825 |
|
|
$ |
- |
|
|
$ |
- |
|
|