SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Potential Dilutive Securities (Details) - $ / shares
|
3 Months Ended |
6 Months Ended |
|
|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
Apr. 25, 2019 |
Mar. 18, 2019 |
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
24,500,000
|
8,600,000
|
24,542,552
|
8,636,434
|
|
|
| Exercise price of warrants or rights (in usd per share) |
|
|
|
|
$ 2.13
|
|
| Short-term Warrants |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Exercise price of warrants or rights (in usd per share) |
|
|
|
|
|
$ 4.00
|
| Short-term Warrants | Warrant |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
4,181,068
|
0
|
|
|
| Exercise price of warrants or rights (in usd per share) |
$ 4.00
|
|
$ 4.00
|
|
|
|
| Long-term Warrants |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Exercise price of warrants or rights (in usd per share) |
|
|
|
|
|
$ 2.56
|
| Long-term Warrants | Warrant |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
10,939,830
|
0
|
|
|
| Exercise price of warrants or rights (in usd per share) |
2.24
|
|
$ 2.24
|
|
|
|
| Private Innovate 2015 Stock Incentive Plan | Stock options |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
6,240,792
|
6,428,577
|
|
|
| Omnibus Incentive Plan 2012 | Stock options |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
1,266,546
|
1,683
|
|
|
| Private Innovate Plan, Warrants Exercised At $55.31 | Warrant |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
154,403
|
154,403
|
|
|
| Exercise price of warrants or rights (in usd per share) |
55.31
|
|
$ 55.31
|
|
|
|
| Private Innovate Plan, Warrants Exercised At $2.54 | Warrant |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
349,555
|
349,555
|
|
|
| Exercise price of warrants or rights (in usd per share) |
2.54
|
|
$ 2.54
|
|
|
|
| Private Innovate Plan, Warrants Exercised At $3.18 | Warrant |
|
|
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
|
|
| Antidilutive securities excluded from computation of earnings per share (in shares) |
|
|
1,410,358
|
1,702,216
|
|
|
| Exercise price of warrants or rights (in usd per share) |
$ 3.18
|
|
$ 3.18
|
|
|
|