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STOCK COMPENSATION PLANS (Tables) | 6 Months Ended
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Jun. 30, 2018
STOCK COMPENSATION PLANS [Abstract] |
Changes in Shares of Class A Common Stock Underlying Options and Restricted Stock Awards | The following summary reflects changes in the shares of Class A Stock underlying options and restricted stock awards for the six months ended June 30, 2018:
|  | Options |  |  | Restricted Awards |
|  | Option Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Life (Yrs.) |  |  | Aggregate Intrinsic Value (in thousands) |  |  | Outstanding Restricted Stock Awards |  |  | Weighted Average Grant Date Fair Value |
Plan options/restricted stock awards |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding at January 1, 2018 |  |  | 176,802 |  |  | $ | 19.91 |  |  |  |  |  | $ | 3,298 |  |  |  | 5,000 |  |  |  | 38.10 |
Granted |  |  | – |  |  |  | – |  |  |  |  |  |  | – |  |  |  | 5,000 |  |  | $ | 38.51 |
Exercised/vested and released |  |  | (8,052 | ) |  |  | 15.77 |  |  |  |  |  |  | 176 |  |  |  | (5,000 | ) |  |  | 38.10 |
Expired/cancelled |  |  | – |  |  |  | – |  |  |  |  |  |  | – |  |  |  | – |  |  |  | – |
Outstanding at June 30, 2018 |  |  | 168,750 |  |  | $ | 20.11 |  |  |  | 3.83 |  |  | $ | 3,150 |  |  |  | 5,000 |  |  | $ | 38.51 |
Exercisable/vested at June 30, 2018 |  |  | 168,750 |  |  | $ | 20.11 |  |  |  | 3.83 |  |  | $ | 3,150 |  |  |  | – |  |  |  | – |

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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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