SHARE-BASED COMPENSATION - Narrative (Details)
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|
3 Months Ended |
6 Months Ended |
12 Months Ended |
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Jan. 01, 2019
shares
|
Jun. 30, 2019
USD ($)
plan
$ / shares
shares
|
Jun. 30, 2018
USD ($)
shares
|
Jun. 30, 2019
USD ($)
plan
$ / shares
shares
|
Jun. 30, 2018
USD ($)
shares
|
Dec. 31, 2018
shares
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Number of stock option plans | plan |
|
2
|
|
2
|
|
|
| Allocated share-based compensation expense | $ |
|
$ 852,000
|
$ (184,000)
|
$ 1,378,000
|
$ 6,990,000
|
|
| Omnibus Incentive Plan 2012 |
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|
|
|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
|
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| Number of additional shares authorized (in shares) |
1,304,441
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|
|
|
|
3,000,000
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| Purchase price of common stock, percent |
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|
|
|
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5.00%
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| Expected term |
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|
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10 years
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|
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| Stock options outstanding (in shares) |
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1,266,546
|
|
1,266,546
|
|
776,131
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| Options granted (in shares) |
|
|
0
|
665,000
|
0
|
|
| Fair value of stock option awards vested | $ |
|
|
|
$ 371,000
|
|
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| Unrecognized compensation cost | $ |
|
$ 1,200,000
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|
$ 1,200,000
|
|
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| Weighted-average period for recognizing cost |
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|
|
2 years 10 months 24 days
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|
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| Options available for future grants (in shares) |
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2,554,083
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|
2,554,083
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|
|
| Weighted-average grant date fair value of options granted (in usd per share) | $ / shares |
|
$ 0.99
|
|
$ 1.02
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|
|
| Private Innovate 2015 Stock Incentive Plan |
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|
|
|
|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
|
|
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| Stock options outstanding (in shares) |
|
6,240,792
|
|
6,240,792
|
|
6,340,871
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| Options granted (in shares) |
|
0
|
0
|
0
|
0
|
|
| Intrinsic values of options exercised | $ |
|
$ 81,000
|
|
$ 81,000
|
|
|
| Fair value of stock option awards vested | $ |
|
289,000
|
|
|
|
|
| Unrecognized compensation cost | $ |
|
800,000
|
|
$ 800,000
|
|
|
| Weighted-average period for recognizing cost |
|
|
|
1 year 9 months 18 days
|
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| Minimum | Omnibus Incentive Plan 2012 |
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|
|
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|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
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| Award vesting period |
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|
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3 years
|
|
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| Maximum | Omnibus Incentive Plan 2012 |
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|
|
|
|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
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| Award vesting period |
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|
|
4 years
|
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| Restricted Stock Units (RSUs) |
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|
|
|
|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
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| Weighted-average grant date fair value of options granted (in usd per share) | $ / shares |
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|
|
$ 1.44
|
|
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| Number of shares granted (in shares) |
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|
0
|
490,000
|
0
|
|
| Allocated share-based compensation expense | $ |
|
$ 449,000
|
|
$ 639,000
|
|
|
| RSUs vest immediately on the date of grant | Restricted Stock Units (RSUs) |
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|
|
|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
|
|
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| Number of shares granted (in shares) |
|
|
|
390,000
|
|
|
| RSUs vest 50% on the date of grant and the remainder pro-rata over six minths following the date of grant | Restricted Stock Units (RSUs) |
|
|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
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| Number of shares granted (in shares) |
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|
|
100,000
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|
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| Award vesting rights (percent) |
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50.00%
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