Annual report pursuant to Section 13 and 15(d)

OTHER REGULATORY MATTERS (Details)

v3.6.0.2
OTHER REGULATORY MATTERS (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Common equity tier one risk based capital required for capital adequacy to risk weighted assets 4.50%  
Tier 1 common equity to risk weighted assets ratio 9.56% 9.79%
Tier 1 common equity amount $ 7,485,816 $ 5,721,028
Tier 1 risk based capital required to be well capitalized to risk weighted assets 6.00%  
Tier 1 risk based capital required for capital adequacy to risk weighted assets 6.00%  
Tier 1 capital ratio 10.92% 10.53%
Tier 1 capital amount $ 8,547,154 $ 6,154,000
Capital required to be well capitalized to risk weighted assets 10.00%  
Capital required for capital adequacy to risk weighted assets 8.00%  
Risk based capital ratio 13.05% 12.64%
Risk based capital amount $ 10,215,627 $ 7,386,936
Tier 1 leverage capital required for capital adequacy to average assets 4.00%  
Tier 1 leverage ratio 8.70% 8.79%
Tier 1 leverage amount $ 8,547,154 $ 6,154,000
Bank    
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Common equity tier one risked based capital required to be well capitalized to risk weighted assets 6.50%  
Common equity tier one risk based capital required for capital adequacy to risk weighted assets 4.50%  
Tier 1 common equity to risk weighted assets ratio 10.42% 9.46%
Tier 1 common equity amount $ 8,153,091 $ 5,518,748
Tier 1 risk based capital required to be well capitalized to risk weighted assets 8.00%  
Tier 1 risk based capital required for capital adequacy to risk weighted assets 6.00%  
Tier 1 capital ratio 11.61% 9.83%
Tier 1 capital amount $ 9,085,921 $ 5,735,274
Capital required to be well capitalized to risk weighted assets 10.00%  
Capital required for capital adequacy to risk weighted assets 8.00%  
Risk based capital ratio 13.83% 11.74%
Risk based capital amount $ 10,817,597 $ 6,850,596
Tier 1 leverage capital required to be well capitalized to average assets 5.00%  
Tier 1 leverage capital required for capital adequacy to average assets 4.00%  
Tier 1 leverage ratio 9.29% 8.21%
Tier 1 leverage amount $ 9,085,921 $ 5,735,274