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Note 25 EMPLOYEE COMPENSATION AND BENEFIT PLANS (Tables)
 12 Months Ended
Dec. 31, 2012
Schedule of Stock Options Vesting [Table Text Block]

Type of Award

 

Percent of Options Awarded

 

Vesting Period

Service Condition:        
Time-Based   25%   Ratably over four years (¼ on each of the four anniversaries of the grant date)
Market Condition:        
Performance-Based 50   Over three years beginning with ¼ vesting on the date that the stock price has at least doubled over the exercise price and the compounded annual gain over the exercise price is at least 20% and then ratably over three years (¼ on the next three anniversaries of the achievement of the market condition)
Extraordinary Performance-Based   25   Over three years beginning with ¼ vesting on the date that the stock price has at least tripled over the exercise price and the compounded annual gain over the exercise price is at least 25% and then ratably over three years (¼ on the next three anniversaries of the achievement of the market condition)
Total award   100%    
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
    2012     2011     2010  
    Number of
Options 		    Weighted
Average
Exercise
Price 		    Number of
Options 		    Weighted
Average
Exercise
Price 		    Number of
Options 		    Weighted
Average
Exercise
Price 		 
Outstanding at beginning of year     7,894,728 $ 5.48   8,084,953 $ 5.03   9,278,581 $ 4.97
Granted (1)     2,160,000       23.92       545,000       12.83       —       —  
Exercised (2)(3)     (1,116,549 )     3.56       (735,225 )     6.01       (774,345 )     4.19  
Forfeited     —       —       —       —       (419,283 )     5.21  
Outstanding at end of year(4)(5)     8,938,179       9.93       7,894,728       5.48       8,084,953       5.03  
Exercisable at end of year (4)(5)(6)     5,569,432       5.04       4,947,228       4.91       4,122,453       5.13  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
    2012     2011  
     

Black-Scholes

     

Binomial

     

Black-Scholes

     

Binomial

 
Risk-free interest rate     1.20 – 1.60%       0.70% – 3.06%       1.57 %     0.35% – 2.74%  
Expected stock price volatility (1)     40% – 42%       6.87% – 42%       41 %     30% – 41%  
Expected dividend yield     —       —       —       —  
Expected option life (in years) (2)     6.50       4.50 – 6.50       6.50       4.25 & 5.75  
Contractual life (in years)     —       10       —       10  
Fair value     $6.49 – $10.48       $3.41 – $8.87     $ 5.51       $4.66 & $4.09  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
    2012     2011     2010  
Equity-based compensation expense:                        
Stock option awards   $ 2,776     $ 926     $ 1,088  
Stock awards     158       —       —  
Excess tax benefit related to share-based awards     11,031       2,142       3,157