Employee Benefit Plans (Fair Value Of Assets Held By Non-U.S. Pension Plans) (Details) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2011
Significant Unobservable Inputs (Level 3) [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 93,300	$ 102,300	$ 105,800	$ 87,300
Significant Unobservable Inputs (Level 3) [Member] | Global Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	21,100	19,400	19,400	17,900
Significant Unobservable Inputs (Level 3) [Member] | Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	58,700	60,800	55,000	31,400
Significant Unobservable Inputs (Level 3) [Member] | Real Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	13,500	22,100	31,400	38,000
Non-U.S. Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	153,600	135,500	113,300
Non-U.S. Assets [Member] | Cash [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	5,700	600
Non-U.S. Assets [Member] | Global Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	71,300	63,800	37,100
Non-U.S. Assets [Member] | Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	28,100	27,900	34,300
Non-U.S. Assets [Member] | Equity/Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	48,500	43,200	35,100
Non-U.S. Assets [Member] | Real Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			6,800
Non-U.S. Assets [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	99,800	88,200	56,300
Non-U.S. Assets [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Cash [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	5,700	600
Non-U.S. Assets [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Global Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	71,300	63,800	37,100
Non-U.S. Assets [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	4,800	6,900	5,900
Non-U.S. Assets [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Equity/Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	18,000	16,900	13,300
Non-U.S. Assets [Member] | Significant Other Observable Inputs (Level 2) [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	23,300	21,000	35,200
Non-U.S. Assets [Member] | Significant Other Observable Inputs (Level 2) [Member] | Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	23,300	21,000	28,400
Non-U.S. Assets [Member] | Significant Other Observable Inputs (Level 2) [Member] | Real Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets			6,800
Non-U.S. Assets [Member] | Significant Unobservable Inputs (Level 3) [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	30,500	26,300	21,800
Non-U.S. Assets [Member] | Significant Unobservable Inputs (Level 3) [Member] | Equity/Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, fair value of plan assets	$ 30,500	$ 26,300	$ 21,800	$ 26,300