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Consolidated Statements of Comprehensive Income - USD ($)
$ in Thousands

3 Months Ended

9 Months Ended

Sep. 30, 2018

Sep. 30, 2017

Sep. 30, 2018

Sep. 30, 2017

Statement of Comprehensive Income [Abstract]

Net income

$ 117,545

$ 85,790

$ 338,047

$ 263,320

Other comprehensive income (loss) before income taxes:

Net change in unrealized gain (loss)

(35,941)

512

(166,464)

33,881

Reclassification adjustments included in earnings:

Loss (gain) on available for sale securities, net

(250)

(2,487)

802

(4,916)

Other comprehensive income (loss) before income taxes

(36,191)

(1,975)

(165,662)

28,965

Federal and state income taxes

(9,134)

(768)

(42,183)

^[1]

11,241

^[2]

Other comprehensive income (loss), net of income taxes

(27,057)

(1,207)

(123,479)

17,724

Comprehensive income

90,488

84,583

214,568

281,044

Comprehensive income attributable to non-controlling interests

289

141

857

1,168

Comprehensive income attributable to BOK Financial Corp. shareholders

$ 90,199

$ 84,442

$ 213,711

$ 279,876

[1]	Calculated using a 25 percent blended federal and state statutory tax rate.
[2]	Calculated using a 39 percent blended federal and state statutory tax rate.

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