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STOCK-BASED COMPENSATION PLANS (Tables) | 12 Months Ended
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Dec. 31, 2017
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract] |
Schedule of stock options, activity |
|  | 2017 |  |  | 2016 |  |  | 2015 |
|  | Shares Under Option |  |  | Weighted Average Exercise Price |  |  | Shares Under Option |  |  | Weighted Average Exercise Price |  |  | Shares Under Option |  |  | Weighted Average Exercise Price |
Outstanding at Beginning of Period |  |  | 37 |  |  | $ | 5.49 |  |  |  | 38 |  |  | $ | 5.49 |  |  |  | 72 |  |  | $ | 5.49 |
Granted |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Exercised |  |  | (26 | ) |  |  | 5.49 |  |  |  | (1 | ) |  |  | 5.49 |  |  |  | (34 | ) |  |  | 5.49 |
Forfeited and cancelled |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Outstanding at End of Period |  |  | 11 |  |  | $ | 5.49 |  |  |  | 37 |  |  | $ | 5.49 |  |  |  | 38 |  |  | $ | 5.49 |
Options exercisable at year end |  |  | 11 |  |  | $ | 5.49 |  |  |  | 37 |  |  | $ | 5.49 |  |  |  | 38 |  |  | $ | 5.49 |
Schedule of stock-based compensation plans |
Exercise Price |  |  | Shares Under Option |  |  | Weighted Average Exercise Price of Options Outstanding |  |  | Weighted Average Remaining Life |  |  | Options Exercisable |  |  | Weighted Average Exercise Price of Shares Exercisable |  |  | Aggregate Intrinsic Value |
$ | 5.49 |  |  |  | 11.0 |  |  | $ | 5.49 |  |  |  | 0.86 |  |  |  | 11.0 |  |  | $ | 5.49 |  |  | $ | 223 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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