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INCOME TAXES, Unrecognized Tax Benefits and Tax Cuts and Jobs Act (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Unrecognized tax benefits [Roll forward] |  |  |  |
Unrecognized tax benefits at beginning of year | $ 24 | $ 92 | $ 127 | $ 162
Changes related to [Abstract] |  |  |  |
Lapse of statutes of limitation |  | (68) | (35) | (35)
Unrecognized tax benefits at end of year |  | 24 | $ 92 | $ 127
Unrecognized tax benefits that would impact effective tax rate, if recognized |  | $ 20 |  |
Income Tax Disclosure [Line Items] |  |  |  |
Federal corporate tax rate |  | 35.00% | 35.00% | 35.00%
Marginal tax rate |  | 37.70% |  |
Deferred tax benefit from write-down of net deferred tax liabilities |  | $ (38,000) |  |
Plan [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Federal corporate tax rate | 21.00% |  |  |
Marginal tax rate | 24.29% |  |  |

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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://www.xbrl.org/2003/role/presentationRef -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 2: http://www.xbrl.org/2003/role/presentationRef -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=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -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 unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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