CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Statement [Abstract]
Revenue	$ 2,092,467	$ 1,940,211	$ 6,024,852	$ 5,636,599
Cost of goods and services	1,290,625	1,183,864	3,690,384	3,442,816
Gross profit	801,842	756,347	2,334,468	2,193,783
Selling and administrative expenses	442,709	408,264	1,351,106	1,260,321
Operating earnings	359,133	348,083	983,362	933,462
Interest expense, net	31,239	30,236	95,871	90,752
Other (income) expense, net	(803)	177	(6,489)	(1,065)
Earnings before provision for income taxes and discontinued operations	328,697	317,670	893,980	843,775
Provision for income taxes	95,872	91,435	267,388	192,269
Earnings from continuing operations	232,825	226,235	626,592	651,506
Earnings (loss) from discontinued operations, net	(981)	42,879	(20,651)	157,660
Net earnings	$ 231,844	$ 269,114	$ 605,941	$ 809,166
Earnings per share from continuing operations [Abstract]
Earnings from continuing operations (in dollars per basic share)	$ 1.40	$ 1.33	$ 3.74	$ 3.79
Earnings from continuing operations (in dollars per diluted share)	$ 1.38	$ 1.31	$ 3.69	$ 3.75
Earnings per share from discontinued operations: [Abstract]
Earnings (loss) from discontinued operations, net (in dollars per basic share)	$ (0.01)	$ 0.25	$ (0.12)	$ 0.92
Earnings (loss) from discontinued operations, net (in dollars per diluted share)	$ (0.01)	$ 0.25	$ (0.12)	$ 0.91
Net earnings per share: [Abstract]
Net earnings (in dollars per basic share)	$ 1.40	$ 1.58	$ 3.62	$ 4.71
Net earnings (in dollars per diluted share)	$ 1.38	$ 1.56	$ 3.57	$ 4.65
Dividends paid per common share (in dollars per share)	$ 0.40	$ 0.375	$ 1.15	$ 1.075