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STOCKHOLDERS’ EQUITY (DEFICIT) - Summary of Unvested Options and Changes (Detail) - USD ($) $ / shares in Units, $ in Millions | 8 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Options |  |  |
Granted (in shares) |  | 0 | 0
Parent Company |  |  |
Options |  |  |
Granted (in shares) | 5,656,000 |  |
Vested (in shares) | (1,130,000) |  |
Forfeited (in shares) | (9,000) |  |
Unvested at end of period (in shares) | 4,517,000 |  |
Weighted Average Grant Date Fair Value |  |  |
Granted (in dollars per share) | $ 5.28 |  |
Vested (in dollars per share) | 5.27 |  |
Forfeited (in dollars per share) | 5.27 |  |
Unvested at end of period (in dollars per share) | $ 5.28 |  |
Total fair value of options vested | $ 6.0 |  |

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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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