| 
           INCOME TAXES - Change in Valuation Allowance (Details 4) (USD $) 
        In Thousands, unless otherwise specified  | 
        12 Months Ended | 
|---|---|
| 
           Dec. 31, 2013 
         | 
      |
| Income Taxes - Change In Valuation Allowance Details 4 | |
| Valuation allowance, beginning | |
| Increase due to business acquisitions | 367,541 | 
| Increase in valuation allowance | (4,349) | 
| Valuation allowance, ending | $ 363,192 | 
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The amount of the change in the period in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The net increase (decrease) in the valuation allowance for servicing assets subsequently measured using the amortization method. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  |