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STOCK-BASED COMPENSATION PLANS (Tables) | 12 Months Ended
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Dec. 31, 2016
STOCK-BASED COMPENSATION PLANS [Abstract] |
Share Option and Award Activity | The following table summarizes our equity award activity during the years ended December 31, 2016, 2015 and 2014:
|  | Restricted Stock Award |  | Stock-Settled Appreciation Rights |
|  | Shares or Units |  | Weighted-Average Award Price |  | Rights |  | Weighted-Average Award Price |
Outstanding at December 31, 2013 |  | 437,000 |  | $ 14.46 |  | 149,700 |  | $15.78 |
Granted |  | 146,748 |  | 28.72 |  | — |  | — |
Restrictions lapsed or exercised (1) |  | (235,925 | ) | 14.01 |  | (13,725 | ) | 12.30 |
Forfeited or expired |  | (26,501 | ) | 24.28 |  | (6,000 | ) | 18.14 |
Outstanding at December 31, 2014 |  | 321,322 |  | $ 20.49 |  | 129,975 |  | $16.04 |
Granted |  | 176,135 |  | 23.97 |  | — |  | — |
Restrictions lapsed or exercised (1) |  | (147,595 | ) | 18.94 |  | (29,100 | ) | 8.74 |
Forfeited or expired |  | (5,372 | ) | 24.84 |  | — |  |  |
Outstanding at December 31, 2015 |  | 344,490 |  | $ 22.87 |  | 100,875 |  | $ 18.14 |
Granted |  | 209,394 |  | 18.80 |  | — |  |  |
Restrictions lapsed |  | (140,864 | ) | 20.55 |  | — |  |  |
Forfeited or expired |  | (15,700 | ) | 20.45 |  | — |  |  |
Outstanding at December 31, 2016 |  | 397,320 |  | $ 21.64 |  | 100,875 |  | $18.14 |
Exercisable at December 31, 2016 |  |  |  |  |  | 74,875 |  | $18.14 |
Restricted units expected to vest |  | 397,320 |  | $ 21.64 |  |  |  |  |
Exercisable at December 31, 2015 |  |  |  |  |  | 48,875 |  | $18.14 |
Exercisable at December 31, 2014 |  |  |  |  |  | 51,975 |  | $12.88 |
(1) | The total intrinsic value of stock-settled appreciation rights exercised was approximately $457,000 and $184,000 in 2015 and 2014, respectively.

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- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + References No definition available. + Details
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