Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2014

Earnings Per Share [Abstract]

Earnings Per Share [Table Text Block]

(In thousands, except share and per share amounts)	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014		2013		2014		2013
Numerator:
Net income attributable to BOK Financial Corp. shareholders	$	75,895	$	79,931	$	152,485	$	167,895
Less: Earnings allocated to participating securities	884		854		1,579		1,825
Numerator for basic earnings per share – income available to common shareholders	75,011		79,077		150,906		166,070
Effect of reallocating undistributed earnings of participating securities	1		2		2		4
Numerator for diluted earnings per share – income available to common shareholders	$	75,012	$	79,079	$	150,908	$	166,074
Denominator:
Weighted average shares outstanding	69,162,724		68,719,694		69,031,961		68,645,247
Less:  Participating securities included in weighted average shares outstanding	802,779		725,872		713,272		740,648
Denominator for basic earnings per common share	68,359,945		67,993,822		68,318,689		67,904,599
Dilutive effect of employee stock compensation plans1	151,433		218,675		157,113		222,152
Denominator for diluted earnings per common share	68,511,378		68,212,497		68,475,802		68,126,751
Basic earnings per share	$	1.10	$	1.16	$	2.21	$	2.45
Diluted earnings per share	$	1.10	$	1.16	$	2.20	$	2.44
1  Excludes employee stock options with exercise prices greater than current market price.	—		—		—		—