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STOCK BASED COMPENSATION (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Share-based Compensation, Stock Options, Activity [Table Text Block] | A summary of the activity in the stock option plan as of December 31, 2018 and changes during the period then ended follows:
|  |  |  |  | Weighted- |  |
|  |  | Weighted- |  | Average |  |
|  |  | Average |  | Remaining |  | Aggregate
|  |  | Exercise |  | Contractual |  | Intrinsic
| Shares |  | Price |  | Term (years) |  | Value
|  |  |  |  |  |  | (in thousands)
Outstanding at beginning of the year | 7,500 |  | $16.03 |  |  |  |
Granted | 0 |  | 0.00 |  |  |  |
Exercised | (7,500) |  | 16.03 |  |  |  |
Forfeited | 0 |  | 0 |  |  |  |
Outstanding at end of the year . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . | 0 |  | $0 |  | 0.0 |  | $0
Options exercisable at end of the year | 0 |  | $0 |  | 0.0 |  | $0
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] | The following table presents information on stock awards exercised for the years ended December 31, 2018, 2017 and 2016.
(dollars in thousands) |  |  | 2018 |  | 2017 |  | 2016
Total intrinsic value |  |  | $243 |  | $44 |  | $755
Cash received |  |  | 118 |  | 24 |  | 625
Actual tax benefit realized for tax deductions |  |  | 0 |  | 0 |  | 669
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] | A summary of the changes in the Company’s nonvested shares for the year follows:
|  |  | Weighted-Average
|  |  | Grant-Date
Nonvested Shares | Shares |  | Fair Value
Nonvested at January 1, 2018 | 500 |  | $41.22
Granted | 15,300 |  | 49.09
Vested | (14,800) |  | 48.89
Forfeited | 0 |  | 0.00
Nonvested at December 31, 2018 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . | 1,000 |  | $48.14
Schedule of Nonvested Performance-based Units Activity [Table Text Block] | Shares granted below include the number of shares assumed granted based on meeting the performance criteria of the 2018-2020, 2017-2019 and 2016-2018 Long-Term Incentive Plans at December 31, 2018.
|  |  | Weighted-Average
|  |  | Grant-Date
Nonvested Shares | Shares |  | Fair Value
Nonvested at January 1, 2018 | 387,693 |  | $33.39
Granted | 118,282 |  | 46.07
Vested | (137,472) |  | 27.05
Forfeited | 0 |  | 0.00
Nonvested at December 31, 2018 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . | 368,503 |  | $39.83

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested performance-based units. + 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 (c)(2) -URI http://asc.fasb.org/extlink&oid=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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