| 
           FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair Value of Derivatives (Details 8) (USD $) 
        In Thousands, unless otherwise specified  | 
        12 Months Ended | |
|---|---|---|
| 
           Dec. 31, 2013 
         | 
        
           Dec. 31, 2012 
         | 
      |
| Fair Value of Derivatives | $ (6,203) | |
| 
           Linked Transactions 
         | 
        ||
| Fair Value of Derivatives | 43,662 | |
| Fair Value of Derivatives, Balance Sheet Location | Receivables and other assets | Receivables and other assets | 
| 
           Interest rate caps, not designated as hedges 
         | 
        ||
| Fair Value of Derivatives | 165 | |
| Fair Value of Derivatives, Balance Sheet Location | Receivables and other assets | Receivables and other assets | 
| 
           Total Asset Derivatives 
         | 
        ||
| Fair Value of Derivatives | 43,662 | 165 | 
| 
           Interest rate swaps, designated as hedges 
         | 
        ||
| Fair Value of Derivatives | 6,203 | 12,175 | 
| Fair Value of Derivatives, Balance Sheet Location | Accounts payable, accrued expenses and other liabilities | Accounts payable, accrued expenses and other liabilities | 
| 
           Interest rate swaps, not designated as hedges 
         | 
        ||
| Fair Value of Derivatives | 7,592 | 19,401 | 
| Fair Value of Derivatives, Balance Sheet Location | Accounts payable, accrued expenses and other liabilities | Accounts payable, accrued expenses and other liabilities | 
| 
           Total Liability Derivatives 
         | 
        ||
| Fair Value of Derivatives | $ 13,795 | $ 31,576 | 
| X | ||||||||||
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- Definition 
          Net fair value of all derivative instruments designated as cash flow hedging instruments, which is ordinarily reflected within other comprehensive income. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Definition 
          Description of where the interest rate derivatives designated as cash flow hedges are reported in the balance sheet. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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