| 
           SUMMARY OF QUARTERLY CONSOLIDATED FINANCIAL INFORMATION (UNAUDITED) (Details) (USD $) 
        In Thousands, except Share data, unless otherwise specified  | 
        3 Months Ended | 12 Months Ended | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 
           Dec. 31, 2013 
         | 
        
           Sep. 30, 2013 
         | 
        
           Jun. 30, 2013 
         | 
        
           Mar. 31, 2013 
         | 
        
           Dec. 31, 2012 
         | 
        
           Sep. 30, 2012 
         | 
        
           Jun. 30, 2012 
         | 
        
           Mar. 31, 2012 
         | 
        
           Dec. 31, 2013 
         | 
        
           Dec. 31, 2012 
         | 
      |||||||||||||||
| Summary Of Quarterly Consolidated Financial Information Details | ||||||||||||||||||||||||
| Interest income | $ 42,073 | $ 47,486 | $ 62,824 | $ 61,332 | $ 59,186 | $ 72,947 | $ 77,956 | $ 72,862 | $ 213,715 | $ 282,951 | ||||||||||||||
| Interest expense | 24,119 | 20,555 | 21,998 | 22,710 | 21,886 | 28,411 | 29,462 | 30,165 | 89,382 | 109,924 | ||||||||||||||
| Net interest income | 17,954 | 26,931 | 40,826 | 38,622 | 37,300 | 44,536 | 48,494 | 42,697 | 124,333 | 173,027 | ||||||||||||||
| Total Impairment (Reversal) | (12,745) | (12,998) | 3,201 | 2,773 | (12,097) | 5,014 | 8,499 | (7,080) | (19,769) | (5,664) | ||||||||||||||
| Total other revenues | 34,898 | 24,912 | 14,013 | 13,500 | 10,980 | 8,071 | 515 | 509 | 87,323 | 20,075 | ||||||||||||||
| Total other income (loss) | 14,731 | [1] | 6,710 | [1] | 8,090 | [1] | 5,770 | [1] | 4,632 | [1] | 234,008 | [1] | (4,882) | [1] | 28,536 | [1] | 35,301 | [1] | 262,294 | [1] | ||||
| Property operating expenses | 21,142 | 15,804 | 8,409 | 8,363 | 7,443 | 5,043 | 232 | 225 | 53,718 | 12,943 | ||||||||||||||
| Depreciation and amortization | 11,247 | 7,732 | 4,070 | 4,079 | 4,586 | 2,385 | 2 | 2 | 27,128 | 6,975 | ||||||||||||||
| Other operating expenses | 22,008 | 16,217 | 19,107 | 14,812 | 14,462 | 11,926 | 11,575 | 8,237 | 72,144 | 46,200 | ||||||||||||||
| Income tax expense | (175) | 1,213 | 1,038 | |||||||||||||||||||||
| Income from continuing operations | 26,106 | 30,585 | 28,142 | 27,865 | 38,518 | 262,247 | 23,819 | 70,358 | 112,698 | 394,942 | ||||||||||||||
| Income (loss) from discontinued operations, net of tax | 5,255 | (1,341) | 25,581 | 10,148 | 18,461 | 10,974 | 6,620 | 3,113 | 39,643 | 39,168 | ||||||||||||||
| Preferred dividends | (1,395) | (1,395) | (1,395) | (1,395) | (1,395) | (1,395) | (1,395) | (1,395) | (5,580) | (5,580) | ||||||||||||||
| Net income attributable to noncontrolling interests | (928) | (928) | ||||||||||||||||||||||
| Income Applicable to Common Stockholders | $ 29,038 | $ 27,849 | [2] | $ 52,328 | [2] | $ 36,618 | [2] | $ 55,584 | $ 271,826 | [2] | $ 29,044 | [2] | $ 72,076 | [2] | $ 145,833 | $ 428,530 | ||||||||
| Income (Loss) Per Share of Common Stock | ||||||||||||||||||||||||
| Basic | $ 0.09 | $ 0.09 | $ 0.20 | $ 0.16 | $ 0.32 | $ 1.65 | $ 0.21 | $ 0.68 | $ 0.53 | $ 2.97 | ||||||||||||||
| Diluted | $ 0.09 | $ 0.09 | $ 0.20 | $ 0.15 | $ 0.32 | $ 1.63 | $ 0.21 | $ 0.68 | $ 0.51 | $ 2.94 | ||||||||||||||
| Income (loss) from discontinued operations per share of common stock | ||||||||||||||||||||||||
| Basic | $ 0.01 | $ 0.10 | $ 0.04 | $ 0.11 | $ 0.07 | $ 0.05 | $ 0.03 | $ 0.14 | $ 0.27 | |||||||||||||||
| Diluted | $ 0.01 | $ 0.10 | $ 0.04 | $ 0.11 | $ 0.07 | $ 0.05 | $ 0.03 | $ 0.14 | $ 0.27 | |||||||||||||||
| Weighted Average Number of Shares of Common Stock Outstanding | ||||||||||||||||||||||||
| Basic | 318,687,000 | 293,374,000 | 259,228,000 | 235,137,000 | 172,519,000 | 164,238,000 | 134,115,000 | 105,181,000 | 276,881,294 | 144,146,370 | ||||||||||||||
| Diluted | 325,601,000 | 301,028,000 | 265,396,000 | 240,079,000 | 175,413,000 | 166,429,000 | 135,173,000 | 105,670,000 | 283,309,645 | 145,766,413 | ||||||||||||||
          
  | 
      ||||||||||||||||||||||||
| X | ||||||||||
| 
             
- Definition 
          The amount of impairment charge, net of the reversal of prior valuation allowances on loans. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Other operating expenses, as depicted on the schedule of segment reporting data. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Other operating costs incurred during the reporting period and may include amounts paid to maintain the property. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The net amount of operating interest income (expense). Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Amount of Net Income (Loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The aggregate amount of gains or losses resulting from nonoperating activities (for example, interest and dividend revenue, property, plant and equipment impairment loss, and so forth). Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  |