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Reportable Segments
3 Months Ended
Mar. 31, 2012
Reportable Segments [Abstract]  
Reportable Segments
(10) Reportable Segments

Reportable segments reconciliation to the Consolidated Financial Statements for the three months ended March 31, 2012 is as follows (in thousands):

 
 
Commercial
  
Consumer
  
Wealth
Management
  
Funds Management and Other
  
BOK
Financial
Consolidated
 
Net interest revenue from external sources
 $89,731  $23,947  $6,747  $53,144  $173,569 
Net interest revenue (expense) from internal sources
  (12,126)  6,120   5,113   893    
Net interest revenue
  77,605   30,067   11,860   54,037   173,569 
Provision for (reduction of) allowance for credit losses
  6,416   1,432   626   (8,474)   
Net interest revenue after provision for allowances for credit losses
  71,189   28,635   11,234   62,511   173,569 
Other operating revenue
  38,813   51,096   46,372   4,100   140,381 
Other operating expense
  43,272   37,432   42,163   62,370   185,237 
Corporate allocations
  12,672   10,318   9,026   (32,016)   
Income before taxes
  54,058   31,981   6,417   36,257   128,713 
Federal and state income tax
  21,029   12,441   2,496   9,554   45,520 
Net income
  33,029   19,540   3,921   26,703   83,193 
Net income attributable to non-controlling interest
           (422)  (422)
Net income attributable to BOK Financial Corp.
 $33,029  $19,540  $3,921  $27,125  $83,615 
                      
Average assets
 $10,131,453  $5,819,073  $4,147,907  $5,418,150  $25,516,583 
Average invested capital
  867,690   286,392   175,013   1,506,138   2,835,233 
                      
Performance measurements:
                    
Return on average assets
  1.31%  1.35%  0.38%      1.32%
Return on average invested capital
  15.31%  27.44%  9.01%      11.86%
Efficiency ratio
  48.07%  63.81%  87.83%      59.77%

Reportable segments reconciliation to the Consolidated Financial Statements for the three months ended March 31, 2011 is as follows (in thousands):

   
Commercial
  
Consumer
  
Wealth
Management
  
Funds Management and Other
  
BOK
Financial
Consolidated
 
Net interest revenue from external sources
 $83,686  $18,664  $7,796  $60,493  $170,639 
Net interest revenue (expense) from internal sources
  (9,436)  9,405   3,134   (3,103)   
Net interest revenue
  74,250   28,069   10,930   57,390   170,639 
Provision for (reduction of) allowance for credit losses
  6,776   2,682   439   (3,647)  6,250 
Net interest revenue after provision for credit losses
  67,474   25,387   10,491   61,037   164,389 
Other operating revenue
  35,430   37,482   39,953   4,713   117,578 
Other operating expense
  45,779   39,132   35,309   58,229   178,449 
Corporate allocations
  10,099   13,069   8,269   (31,437)   
Income before taxes
  47,026   10,668   6,866   38,958   103,518 
Federal and state income tax
  18,293   4,150   2,671   13,638   38,752 
Net income
  28,733   6,518   4,195   25,320   64,766 
Net income attributable to non-controlling interest
           (8)  (8)
Net income attributable to BOK Financial Corp.
 $28,733  $6,518  $4,195  $25,328  $64,774 
                      
Average assets
 $8,992,933  $6,120,855  $3,810,143  $4,815,843  $23,739,774 
Average invested capital
  861,980   271,192   175,478   1,256,147   2,564,797 
                      
Performance measurements:
                    
Return on average assets
  1.30%  0.43%  0.45%      1.11%
Return on average invested capital
  13.52%  9.75%  9.70%      10.24%
Efficiency ratio
  50.95%  77.40%  85.71%      61.15%