CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenues
Commodity sales	$ 1,840,523	$ 1,484,350	$ 4,757,306	$ 4,642,320
Services	517,384	414,596	1,509,167	1,189,984
Total revenues	2,357,907	1,898,946	6,266,473	5,832,304
Cost of sales and fuel (exclusive of items shown separately below)	1,751,593	1,360,809	4,474,654	4,307,766
Operations and maintenance	165,664	146,979	488,476	442,179
Depreciation and amortization	98,550	88,299	292,275	261,241
General taxes	18,487	17,198	64,529	66,366
(Gain) loss on sale of assets	(5,744)	726	(9,537)	610
Operating income	329,357	284,935	956,076	754,142
Equity in net earnings from investments (Note J)	35,155	32,244	100,441	93,205
Allowance for equity funds used during construction	0	177	208	1,718
Other income	4,242	71	9,351	249
Other expense	(710)	(7,508)	(2,288)	(7,754)
Interest expense (net of capitalized interest of $3,806, $8,851, $9,265 and $26,008, respectively)	(118,240)	(106,923)	(355,463)	(306,057)
Income before income taxes	249,804	202,996	708,325	535,503
Income taxes	(55,012)	(38,298)	(157,536)	(123,948)
Income from continuing operations	194,792	164,698	550,789	411,555
Income (loss) from discontinued operations, net of tax (Note M)	(576)	(3,860)	(1,755)	(4,144)
Net income	194,216	160,838	549,034	407,411
Less: Net income attributable to noncontrolling interests	102,072	78,681	287,500	187,949
Net income attributable to ONEOK	92,144	82,157	261,534	219,462
Amounts attributable to ONEOK:
Income from continuing operations	92,720	86,017	263,289	223,606
Income (loss) from discontinued operations	(576)	(3,860)	(1,755)	(4,144)
Net income attributable to ONEOK	$ 92,144	$ 82,157	$ 261,534	$ 219,462
Basic earnings per share:
Income from continuing operations (Note H)	$ 0.44	$ 0.41	$ 1.25	$ 1.06
Income (loss) from discontinued operations	0.00	(0.02)	(0.01)	(0.02)
Net income	0.44	0.39	1.24	1.04
Diluted earnings per share:
Income from continuing operations (Note H)	0.44	0.41	1.24	1.06
Income (loss) from discontinued operations	(0.01)	(0.02)	(0.01)	(0.02)
Net income	$ 0.43	$ 0.39	$ 1.23	$ 1.04
Average shares (thousands)
Basic	211,309	210,296	211,038	210,138
Diluted	212,870	210,524	212,123	210,509
Dividends declared per share of common stock	$ 0.615	$ 0.605	$ 1.845	$ 1.815