Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (Purchased Impaired Commercial and Consumer Loan Portfolios by Class) (Details)

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LOANS AND ALLOWANCE FOR LOAN LOSSES (Purchased Impaired Commercial and Consumer Loan Portfolios by Class) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Dec. 31, 2012
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current $ 5,035,622 $ 2,994,187    
Total 131,107 3,622 3,973  
Commercial Construction [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 288,992 212,079    
Total 5,446       
Commercial Real Estate - Owner Occupied [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 835,160 497,955    
Total 31,619       
Commercial Real Estate - Non-Owner Occupied [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 1,411,204 753,507    
Total 41,412       
Raw Land and Lots [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 196,668 181,045    
Total 9,453 2,457    
Single Family Investment Real Estate [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 370,626 233,053    
Total 19,661 275    
Commercial and Industrial [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 380,640 211,134    
Total 4,944       
Other Commercial [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 77,086 52,226    
Total 2,358       
Indirect Auto [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 183,351 171,998    
Total    7    
Mortgage [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 468,929 225,649    
Total 10,974       
Consumer Construction [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 75,074 48,776    
Total 533       
HELOCs [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 488,491 277,013    
Total 2,847 787    
Other Consumer [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
Current 196,679 69,174    
Total 1,860 96    
Purchased Impaired [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 11,971 40    
Greater than 90 Days 12,585 31    
Current 106,551 3,551    
Total 131,107 3,622 3,973 4,565
Purchased Impaired [Member] | Commercial Construction [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 72      
Greater than 90 Days 692      
Current 4,682      
Total 5,446      
Purchased Impaired [Member] | Commercial Real Estate - Owner Occupied [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 1,694      
Greater than 90 Days 984      
Current 28,941      
Total 31,619      
Purchased Impaired [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 4,079      
Greater than 90 Days 2,404      
Current 34,929      
Total 41,412      
Purchased Impaired [Member] | Raw Land and Lots [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 478       
Greater than 90 Days 158       
Current 8,817 2,457    
Total 9,453 2,457    
Purchased Impaired [Member] | Single Family Investment Real Estate [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 968       
Greater than 90 Days 1,537       
Current 17,156 275    
Total 19,661 275    
Purchased Impaired [Member] | Commercial and Industrial [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 418      
Greater than 90 Days 373      
Current 4,153      
Total 4,944      
Purchased Impaired [Member] | Other Commercial [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 434      
Greater than 90 Days 772      
Current 1,152      
Total 2,358      
Purchased Impaired [Member] | Indirect Auto [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due         
Greater than 90 Days         
Current   7    
Total   7    
Purchased Impaired [Member] | Mortgage [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 3,475      
Greater than 90 Days 4,061      
Current 3,438      
Total 10,974      
Purchased Impaired [Member] | Consumer Construction [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due         
Greater than 90 Days 533      
Total 533      
Purchased Impaired [Member] | HELOCs [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 285       
Greater than 90 Days 767 31    
Current 1,795 756    
Total 2,847 787    
Purchased Impaired [Member] | Other Consumer [Member]
        
Schedule of purchased impaired commercial and consumer loan portfolios, by class        
30-89 Days Past Due 68 40    
Greater than 90 Days 304       
Current 1,488 56    
Total $ 1,860 $ 96