Employee Benefit Plans (Fair Value Of Assets Held By Non-U.S. Pension Plans) (Details) - Pension Plan - USD ($) $ in Millions	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 465.1	$ 455.5	$ 478.5
Non - U.S. Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	161.1	158.6
Non - U.S. Plan | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	92.5	91.0
Non - U.S. Plan | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	34.3	35.8
Non - U.S. Plan | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	34.3	31.8	$ 28.2	$ 30.5
Cash and Cash Equivalents | Non - U.S. Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.9	0.5
Cash and Cash Equivalents | Non - U.S. Plan | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.9	0.5
Cash and Cash Equivalents | Non - U.S. Plan | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0	0.0
Cash and Cash Equivalents | Non - U.S. Plan | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0	0.0
Global Equity Securities | Non - U.S. Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	79.7	69.2
Global Equity Securities | Non - U.S. Plan | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	79.7	69.2
Global Equity Securities | Non - U.S. Plan | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0	0.0
Global Equity Securities | Non - U.S. Plan | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0	0.0
Fixed Income Securities | Non - U.S. Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	46.2	40.4
Fixed Income Securities | Non - U.S. Plan | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	11.9	4.6
Fixed Income Securities | Non - U.S. Plan | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	34.3	35.8
Fixed Income Securities | Non - U.S. Plan | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0	0.0
Insurance Contracts | Non - U.S. Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	34.3
Insurance Contracts | Non - U.S. Plan | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0
Insurance Contracts | Non - U.S. Plan | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	0.0
Insurance Contracts | Non - U.S. Plan | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 34.3
Equity/Fixed Income | Non - U.S. Plan
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets		48.5
Equity/Fixed Income | Non - U.S. Plan | Level 1
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets		16.7
Equity/Fixed Income | Non - U.S. Plan | Level 2
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets		0.0
Equity/Fixed Income | Non - U.S. Plan | Level 3
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets		$ 31.8