CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands	Common Stock [Member]	Capital In Excess Of Par Value [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]	Total
Balance at beginning of period at Dec. 31, 2012	$ 194,616	$ 873,934	$ 7,717,389	$ 408,901	$ (252,805)
Exercise of stock options, including income tax benefits	245	1,194
Foreign currency translation loss, net of income taxes				(139,943)		(139,943)
Purchase of treasury shares					(250,000)
Net income for the period			1,048,052			1,048,052	[1]
Restricted stock transactions and other		(24,485)
Retirement and postretirement benefit plan adjustments, net of income taxes				8,549		(8,549)
Sale of stock under employee stock purchase plans					836
Cash dividends			(177,805)
Distribution of common stock of Murphy USA Inc. to shareholders			(552,587)
Stock-based compensation		44,079
Deferred loss on interest rate hedges reclassified to interest expense, net of income taxes				1,453		1,453
Awarded restricted stock, net of forfeitures					16,545
Other		(122)
Balance at end of period at Sep. 30, 2013	194,861	894,600	8,035,049	278,960	(485,424)	8,918,046
Balance at beginning of period at Dec. 31, 2013	194,920	902,633	8,058,792	172,119	(732,734)	8,595,730
Exercise of stock options, including income tax benefits	117	(11,354)
Foreign currency translation loss, net of income taxes				(195,374)		(195,374)
Purchase of treasury shares					(375,000)
Net income for the period			530,373			530,373
Restricted stock transactions and other		(27,977)
Retirement and postretirement benefit plan adjustments, net of income taxes				3,996		(3,996)
Sale of stock under employee stock purchase plans					345
Cash dividends			(174,248)
Stock-based compensation		33,291
Deferred loss on interest rate hedges reclassified to interest expense, net of income taxes				1,450		1,450
Awarded restricted stock, net of forfeitures					21,185
Other		(26)
Balance at end of period at Sep. 30, 2014	$ 195,037	$ 896,567	$ 8,414,917	$ (17,809)	$ (1,086,204)	$ 8,402,508

[1] Reclassified to conform to current presentation - See Note D.