Summary Of Significant Accounting Policies (Details) (USD $)	12 Months Ended				12 Months Ended	1 Months Ended	12 Months Ended				1 Months Ended	12 Months Ended		12 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2012	Aug. 31, 2012	Apr. 30, 2014 Buildings	Apr. 30, 2012 Computers And Other Equipment	Apr. 30, 2014 Software [Member]	Apr. 30, 2014 Leasehold Improvements	Apr. 30, 2014 Maximum	Apr. 30, 2014 Maximum Buildings	Apr. 30, 2012 Maximum Computers And Other Equipment	Apr. 30, 2014 Minimum	Apr. 30, 2014 Emerald Advance lines of credit	Apr. 30, 2014 Software Development [Member] Maximum	Apr. 30, 2014 Software Development [Member] Minimum
Summary Of Significant Accounting Policies [Line Items]
Foreign Currency Transaction Loss, before Tax	$ 18,200,000		$ 400,000
Foreign Currency Transaction Gain, before Tax		200,000
Disposal Group, Including Discontinued Operation, Revenue			417,200,000
Book overdrafts included in accounts payable	38,300,000	35,600,000
Maximum funding by facility				1,500,000,000									1,000
Mortgage loan's past due, in days									180 days			60 days
Period at which loans are classified as non-accrual (in days)	90 days
Estimated useful life					15 years	3 years	3 years	8 years		40 years	5 years
Weighted-average life of intangible assets with finite lives (in years)	24 years													5 years	3 years
Refundable deposit from franchisees	2,500
Contributions of continuing operations to 401(k) defined contribution plans	11,800,000	11,300,000	12,800,000
Expenses related to severance benefits	5,200,000	4,800,000	32,500,000
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax			$ 48,100,000
Document Fiscal Year Focus	2014