CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands	Cumulative Preferred Stock [Member]	Common Stock [Member]	Capital In Excess Of Par Value [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Total
Balance at beginning of year at Dec. 31, 2013		$ 194,920	$ 902,633	$ 8,058,792	$ 172,119	$ (732,734)
Exercise of stock options, including income tax benefits		26	(10,765)
Foreign currency translation losses, net of income taxes					(136,604)		(136,604)
Purchase of treasury shares						(250,000)
Net income (loss) for the period				155,253			155,253
Other			(11)
Restricted stock transactions and other			(26,400)
Cash dividends				(56,073)
Retirement and postretirement benefit plans, net of income taxes					1,465		(1,465)
Sale of stock under employee stock purchase plans						132
Stock-based compensation			11,190
Deferred loss on interest rate hedges reclassified to interest expense, net of income taxes					483		483
Awarded restricted stock, net of forfeitures						19,652
Balance at end of year at Mar. 31, 2014		194,946	876,647	8,157,972	37,463	(962,950)	8,304,078
Balance at beginning of year at Dec. 31, 2014		195,040	906,741	8,728,032	(170,255)	(1,086,124)	8,573,434	[1]
Exercise of stock options, including income tax benefits		2	(367)
Foreign currency translation losses, net of income taxes					(298,595)		(298,595)
Net income (loss) for the period				(14,441)			(14,441)
Other			(15)
Restricted stock transactions and other			(37,771)
Cash dividends				(62,287)
Retirement and postretirement benefit plans, net of income taxes					3,294		(3,294)
Sale of stock under employee stock purchase plans						79
Stock-based compensation			11,867
Deferred loss on interest rate hedges reclassified to interest expense, net of income taxes					482		482
Awarded restricted stock, net of forfeitures						28,796
Balance at end of year at Mar. 31, 2015		$ 195,042	$ 880,455	$ 8,651,304	$ (465,074)	$ (1,057,249)	$ 8,204,478

[1] Reclassified to conform to current presentation.