EQUITY AND EARNINGS PER SHARE EQUITY AND EARNINGS PER SHARE - Outstanding Options (Details) |
12 Months Ended |
|---|---|
|
Dec. 31, 2015
$ / shares
shares
| |
| Number of Options | |
| Beginning Balance (in shares) | 5,500,599 |
| Granted (in shares) | 178,740 |
| Exercised (in shares) | (202,446) |
| Expired (in shares) | (55,332) |
| Forfeited (in shares) | 0 |
| Ending Balance (in shares) | 5,421,561 |
| Weighted Average Strike Price | |
| Beginning Balance (in dollars per share) | $ / shares | $ 4.26 |
| Granted (in dollars per share) | $ / shares | 1.00 |
| Exercised (in dollars per share) | $ / shares | 1.00 |
| Expired (in dollars per share) | $ / shares | 14.92 |
| Ending Balance (in dollars per share) | $ / shares | $ 2.85 |
| Weighted Average Life Remaining | |
| Exercisable at December 31, 2015, Number of Options (in shares) | 4,723,210 |
| Exercisable at December 31, 2015, Weighted Average Strike Price (in shares) | $ / shares | $ 2.75 |
| Weighted Average Life Remaining (in years) | 6 years 9 months 15 days |
| Weighted Average Life Remaining (in years) | 6 years 6 months 6 days |
| X | ||||||||||
- Definition Number of Options [Roll Forward] No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Weighted Average Strike Price [Roll Forward] No definition available.
|
| X | ||||||||||
- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. No definition available.
|
| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
|
| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. No definition available.
|
| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
|
| X | ||||||||||
- Definition Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|