| EQUITY AND EARNINGS PER SHARE - Outstanding Options Summary (Details 2) (USD $) | Sep. 30, 2014 | Aug. 31, 2014 | ||||||
|---|---|---|---|---|---|---|---|---|
| Stock Options outstanding | 5,541,877 | |||||||
| Weighted average strike price | $ 20.83 | [1] | ||||||
| Issued Prior to 2011 [Member] | ||||||||
| Stock Options outstanding | 227,073 | |||||||
| Weighted average strike price | $ 71.84 | |||||||
| Issued in 2011 and Thereafter [Member] | ||||||||
| Stock Options outstanding | 5,314,804 | |||||||
| Weighted average strike price | $ 18.65 | |||||||
| Manager [Member] | ||||||||
| Stock Options outstanding | 5,013,147 | |||||||
| Weighted average strike price | $ 26.34 | [2] | ||||||
| Manager [Member] | Issued Prior to 2011 [Member] | ||||||||
| Stock Options outstanding | 179,186 | |||||||
| Manager [Member] | Issued in 2011 and Thereafter [Member] | ||||||||
| Stock Options outstanding | 4,833,961 | |||||||
| Manager's Employees [Member] | ||||||||
| Stock Options outstanding | 528,397 | |||||||
| Manager's Employees [Member] | Issued Prior to 2011 [Member] | ||||||||
| Stock Options outstanding | 47,554 | |||||||
| Manager's Employees [Member] | Issued in 2011 and Thereafter [Member] | ||||||||
| Stock Options outstanding | 480,843 | |||||||
| Directors [Member] | ||||||||
| Stock Options outstanding | 333 | |||||||
| Directors [Member] | Issued Prior to 2011 [Member] | ||||||||
| Stock Options outstanding | 333 | |||||||
| 
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