Reportable Segments (Tables)

3 Months Ended

Mar. 31, 2015

Segment Reporting [Abstract]

Reportable Segments [Table Text Block]

Reportable segments reconciliation to the Consolidated Financial Statements for the three months ended March 31, 2015 is as follows (in thousands):

	Commercial			Consumer			Wealth Management			Funds Management and Other			BOK Financial Consolidated
Net interest revenue from external sources	$	101,168		$	20,725		$	5,384		$	40,449		$	167,726
Net interest revenue (expense) from internal sources	(12,555		)	7,914			$	5,654		(1,013		)	—
Net interest revenue	88,613			28,639			11,038			39,436			167,726
Provision for credit losses	(9,268		)	1,510			57			7,701			—
Net interest revenue after provision for credit losses	97,881			27,129			10,981			31,735			167,726
Other operating revenue	42,884			56,231			62,346			4,556			166,017
Other operating expense	50,580			55,858			55,042			58,785			220,265
Net direct contribution	90,185			27,502			18,285			(22,494		)	113,478
Corporate expense allocations	14,825			21,064			10,946			(46,835		)	—
Net income before taxes	75,360			6,438			7,339			24,341			113,478
Federal and state income taxes	29,315			2,504			2,855			3,710			38,384
Net income	46,045			3,934			4,484			20,631			75,094
Net income attributable to non-controlling interests	—			—			—			251			251
Net income attributable to BOK Financial Corp. shareholders	$	46,045		$	3,934		$	4,484		$	20,380		$	74,843
Average assets	$	12,654,200		$	7,292,883		$	4,828,340		$	5,195,281		$	29,970,704
Average invested capital	994,596			272,315			224,054			1,860,596			3,351,561
Performance measurements:
Return on average assets	1.48		%	0.22		%	0.42		%				1.01		%
Return on average invested capital	18.79		%	5.86		%	9.12		%				9.06		%
Efficiency ratio	38.43		%	60.79		%	74.73		%				64.91		%

Reportable segments reconciliation to the Consolidated Financial Statements for the three months ended March 31, 2014 is as follows (in thousands):

	Commercial			Consumer			Wealth Management			Funds Management and Other			BOK Financial Consolidated
Net interest revenue from external sources	$	90,831		$	20,983		$	5,838		$	44,990		$	162,642
Net interest revenue (expense) from internal sources	(12,275		)	9,229			4,685			(1,639		)	—
Net interest revenue	78,556			30,212			10,523			43,351			162,642
Provision for credit losses	(3,464		)	1,090			(45		)	2,419			—
Net interest revenue after provision for credit losses	82,020			29,122			10,568			40,932			162,642
Other operating revenue	38,686			45,414			54,261			581			138,942
Other operating expense	49,290			42,626			49,248			43,940			185,104
Net direct contribution	71,416			31,910			15,581			(2,427		)	116,480
Corporate expense allocations	13,982			19,204			11,422			(44,608		)	—
Net income before taxes	57,434			12,706			4,159			42,181			116,480
Federal and state income taxes	22,342			4,943			1,618			10,534			39,437
Net income	35,092			7,763			2,541			31,647			77,043
Net income attributable to non-controlling interests	—			—			—			453			453
Net income attributable to BOK Financial Corp. shareholders	$	35,092		$	7,763		$	2,541		$	31,194		$	76,590
Average assets	$	10,933,196		$	7,058,658		$	4,621,817		$	4,625,097		$	27,238,768
Average invested capital	898,724			282,705			199,369			1,724,276			3,105,074
Performance measurements:
Return on average assets	1.31		%	0.45		%	0.26		%				1.14		%
Return on average invested capital	15.92		%	11.14		%	5.95		%				10.00		%
Efficiency ratio	41.52		%	53.53		%	75.40		%				60.06		%