Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Jan. 31, 2016	Jan. 31, 2015
Statement of Comprehensive Income [Abstract]
Net earnings	$ 38,000	$ 48,000	$ 76,500	$ 103,900
Foreign currency translation loss	(18,800)	(53,700)	(29,400)	(96,500)
Net gain (loss) on hedging derivatives, net of deferred taxes of ($0.1), ($0.1), $0.2 and ($0.7), respectively	(100)	200	(700)	1,200
Pension and postretirement liability adjustment, net of deferred taxes of $9.5, ($4.1), $10.7 and ($4.4), respectively	(16,300)	7,300	(17,300)	12,200
Total comprehensive income	$ 2,800	$ 1,800	$ 29,100	$ 20,800