CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (unaudited) - 6 months ended Jun. 30, 2016 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Earnings (Loss) [Member]	Treasury Stock [Member]
Balance at Dec. 31, 2015	$ 3,644,575	$ 256,113	$ 928,409	$ 7,686,642	$ (254,573)	$ (4,972,016)
Net earnings	217,646	0	0	217,646	0	0
Dividends paid	(130,654)	0	0	(130,654)	0	0
Common stock issued for the exercise of share-based awards	(7,440)	211	(7,651)	0	0	0
Tax benefit from the exercise of share-based awards	2,218	0	2,218	0	0	0
Share-based compensation expense	14,360	0	14,360	0	0	0
Other comprehensive earnings, net of tax	(26,970)	0	0	0	(26,970)	0
Balance at Jun. 30, 2016	$ 3,713,735	$ 256,324	$ 937,336	$ 7,773,634	$ (281,543)	$ (4,972,016)