CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Document Fiscal Year Focus	2018
Revenue	$ 1,921,579	$ 1,813,372
Cost of goods and services	1,212,638	1,152,198
Gross profit	708,941	661,174
Selling, General and Administrative Expense	514,149	486,260
Operating earnings	194,792	174,914
Interest Expense	35,807	36,409
Interest Income	(2,058)	(2,580)
Gain on sale of businesses	0	(90,093)
Other expense (income), net	286	(794)
Earnings before provision for income taxes	160,757	231,972
Provision for income taxes	29,322	59,725
Net earnings	$ 131,435	$ 172,247
Net earnings per share: [Abstract]
Net earnings (in dollars per basic share)	$ 0.85	$ 1.11
Net earnings (in dollars per diluted share)	$ 0.84	$ 1.09
Weighted average shares outstanding: [Abstract]
Weighted average shares outstanding - basic	154,520,000	155,540,000
Weighted average shares outstanding - diluted	157,090,000	157,399,000
Dividends paid per common share (in dollars per share)	$ 0.47	$ 0.44