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INCOME TAXES, Unrecognized Tax Benefits and Tax Cuts and Jobs Act (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Unrecognized tax benefits [Roll forward] |  |  |
Unrecognized tax benefits at beginning of year | $ 0 | $ 24 | $ 92
Changes related to [Abstract] |  |  |
Lapse of statutes of limitations | 0 | (24) | (68)
Unrecognized tax benefits at end of year | 0 | $ 0 | $ 24
Unrecognized tax benefits that would impact effective tax rate, if recognized | $ 0 |  |
Federal corporate tax rate | 21.00% | 21.00% | 35.00%
Marginal tax rate |  | 24.29% | 37.70%
Deferred tax benefit from write-down of net deferred tax liabilities |  | $ (38,000) |

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- Definition The percentage of tax applied to income for each tax bracket. In essence, the marginal tax rate is the percentage taken from next dollar of taxable income above a pre-defined income threshold. + References No definition available. + Details
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 + Details
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- Definition Amount of income tax expense (benefit) for remeasurement of deferred tax from change in tax rate pursuant to Tax Cuts and Jobs Act. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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