EQUITY AND EARNINGS PER SHARE EQUITY AND EARNINGS PER SHARE - Summary of RSUs (Details) - Restricted Stock Units (RSUs) |
12 Months Ended |
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Dec. 31, 2019
$ / shares
shares
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| Number of RSUs | |
| Beginning balance (in shares) | 54,641 |
| Granted (in shares) | 635,819 |
| Released (in shares) | (35,647) |
| Forfeited (in shares) | (134,195) |
| Ending balance (in shares) | 520,618 |
| Weighted Average Grant Date Fair Value (per unit) | |
| Beginning balance (in dollars per share) | $ / shares | $ 5.02 |
| Granted (in dollars per share) | $ / shares | 4.66 |
| Released (in dollars per share) | $ / shares | 5.17 |
| Forfeited (in dollars per share) | $ / shares | 4.68 |
| Ending balance (in dollars per share) | $ / shares | $ 4.66 |
| Vesting period | 1 year |
| Non-employee | |
| Number of RSUs | |
| Granted (in shares) | 56,076 |
| Employees | |
| Number of RSUs | |
| Granted (in shares) | 579,743 |
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares under non-option equity instrument agreements for which rights to exercise lapsed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Net number of non-option equity instruments granted to participants. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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