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STOCK-BASED COMPENSATION (Tables) | 3 Months Ended
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Mar. 31, 2012
STOCK-BASED COMPENSATION |
Schedule of share-based compensation, stock options, activity |
|  |  |  |  |  | Weighted |  |  |
|  |  |  | Weighted |  | Average |  | Aggregate |
|  |  |  | Average |  | Remaining |  | Intrinsic |
|  |  |  | Exercise |  | Contractual |  | Value |
|  | Shares |  | Price |  | Term |  | (In thousands) |
Outstanding at beginning of period |  | 945,080 |  | $ | 27.19 |  |  |  |  |
Granted |  | — |  | — |  |  |  |  |
Exercised |  | (93,753 | ) | 16.42 |  |  |  |  |
Forfeited |  | (80,129 | ) | 36.06 |  |  |  |  |
Outstanding at end of period |  | 771,198 |  | $ | 27.58 |  | 2.22 years |  | $ | 1,446 |
Vested or expected to vest at end of period |  | 766,785 |  | $ | 27.65 |  | 2.21 years |  | $ | 1,407 |
Exercisable at end of period |  | 727,070 |  | $ | 28.39 |  | 2.15 years |  | $ | 1,054 |
Schedule of non-vested stock options activity |
|  |  |  | Weighted Average |
|  |  |  | Grant Date Fair Value |
Unvested Options |  | Shares |  | (per share) |
Unvested at January 1, 2012 |  | 186,914 |  | $ | 4.77 |
Granted |  | — |  | — |
Vested |  | (134,132 | ) | 4.51 |
Forfeited |  | (8,654 | ) | 13.21 |
Unvested at March 31, 2012 |  | 44,128 |  | $ | 3.89 |
Schedule of share-based payment award, stock options, valuation assumptions |
|  |  | Three Months Ended |
|  |  | March 31, |
|  |  | 2012 (5) |  | 2011 |
| Expected term (1) |  | N/A |  | 4 years |
| Expected volatility (2) |  | N/A |  | 78.5% |
| Expected dividend yield (3) |  | N/A |  | 0.2% |
| Risk-free interest rate (4) |  | N/A |  | 1.6% |
(1) The expected term (estimated period of time outstanding) of stock options granted was estimated using the historical exercise behavior of employees. (2) The expected volatility was based on historical volatility for a period equal to the stock option’s expected term. (3) The expected dividend yield is based on the Company’s prevailing dividend rate at the time of grant. (4) The risk-free rate is based on the U.S. Treasury strips in effect at the time of grant equal to the stock option’s expected term. (5) The Company did not issue any stock options during the three months ended March 31, 2012.
Schedule of share-based compensation arrangement by share-based payment award, options, grants in period, grant date intrinsic value |
|  | Three Months Ended |
|  | March 31, |
|  | 2012 |  | 2011 |
Weighted average grant date fair value of stock options granted during the period (1) |  | N/A |  | $ | 13.21 |
Total intrinsic value of options exercised (in thousands) |  | $ | 575 |  | $ | 1,197 |
Total fair value of options vested (in thousands) |  | $ | 3,001 |  | $ | 1,144 |
(1) The Company did not issue any stock options during the three months ended March 31, 2012.
Schedule of share-based compensation, time-based and performance-based restricted stock awards activity |
|  | March 31, 2012 |
|  | Restricted Stock Awards |
|  | Time-Based |  | Performance-Based |
|  |  |  | Weighted |  |  |  | Weighted |
|  |  |  | Average |  |  |  | Average |
|  | Shares |  | Price |  | Shares |  | Price |
Outstanding at beginning of period |  | 1,812,890 |  | $ | 16.79 |  | 480,735 |  | $ | 22.19 |
Granted |  | 18,115 |  | 20.98 |  | 465,175 |  | 22.05 |
Vested |  | (80,306 | ) | 27.21 |  | (90,406 | ) | 23.11 |
Forfeited |  | (47,489 | ) | 17.84 |  | (9,898 | ) | 22.84 |
Outstanding at end of period |  | 1,703,210 |  | $ | 16.32 |  | 845,606 |  | $ | 22.01 |

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- Definition Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (d)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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