Supplemental Quarterly Information

12 Months Ended

Dec. 31, 2018

Supplemental Quarterly Information [Abstract]

Supplemental Quaterly Information

(Millions of dollars except per share amounts)	First Quarter		Second Quarter	Third Quarter	Fourth Quarter	Year
Year ended December 31, 2018  1
Revenue from contracts with customers	$	606.9	655.2	659.8	664.7	2,586.6
Income (loss) from continuing operations before     income taxes		97.0	82.3	146.8	106.2	432.3
Income (loss) from continuing operations		168.7	45.9	95.8	112.6	423.0
Net income including noncontrolling interest		168.3	45.5	93.9	111.8	419.5
Net income attributable to Murphy		168.3	45.5	93.9	103.4	411.1
Income (loss) from continuing operations per     Common share
Basic		0.98	0.26	0.55	0.60	2.39
Diluted		0.97	0.26	0.55	0.59	2.37
Net income (loss) per Common share
Basic		0.97	0.26	0.54	0.60	2.38
Diluted		0.96	0.26	0.54	0.59	2.36
Cash dividend per Common share		0.25	0.25	0.25	0.25	1.00
Year ended December 31, 2017
Revenue from contracts with customers	$	509.0	477.6	511.2	580.5	2,078.5
Loss from continuing operations before     income taxes		154.9	(21.9)	(63.6)	2.4	71.8
Income (loss) from continuing operations		57.5	(17.3)	(66.3)	(284.8)	(310.9)
Net income (loss) attributable to Murphy		58.5	(17.6)	(65.9)	(286.8)	(311.8)
Income from continuing operations per     Common share
Basic		0.33	(0.10)	(0.38)	(1.65)	(1.81)
Diluted		0.33	(0.10)	(0.38)	(1.65)	(1.81)
Net income (loss) per Common share
Basic		0.34	(0.10)	(0.38)	(1.66)	(1.81)
Diluted		0.34	(0.10)	(0.38)	(1.66)	(1.81)
Cash dividend per Common share		0.25	0.25	0.25	0.25	1.00

1  2018 includes noncontrolling interest in MP GOM.