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Goodwill And Intangible Assets (Tables)
 6 Months Ended
Oct. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule Of Goodwill
Changes in the carrying amount of goodwill for the six months ended October 31, 2016 and 2015 are as follows:
(in 000s)
 
 
 
Goodwill

 
Accumulated Impairment Losses

 
Net

Balances as of April 30, 2016
 
$
503,054

 
$
(32,297
)
 
$
470,757

Acquisitions
 
7,435

 
—

 
7,435

Disposals and foreign currency changes, net
 
(832
)
 
—

 
(832
)
Impairments
 
—

 
—

 
—

Balances as of October 31, 2016
 
$
509,657

 
$
(32,297
)
 
$
477,360

 
 
 
 
 
 
 
Balances as of April 30, 2015
 
$
474,128

 
$
(32,297
)
 
$
441,831

Acquisitions
 
1,852

 
—

 
1,852

Disposals and foreign currency changes, net
 
(1,615
)
 
—

 
(1,615
)
Impairments
 
—

 
—

 
—

Balances as of October 31, 2015
 
$
474,365

 
$
(32,297
)
 
$
442,068

 
 
 
 
 
 
 
Schedule Of Intangible Assets
Components of intangible assets are as follows:
(in 000s)
 
 
 
Gross
Carrying
Amount

 
Accumulated
Amortization

 
Net

As of October 31, 2016:
 
 
 
 
 
 
Reacquired franchise rights
 
$
322,916

 
$
(79,484
)
 
$
243,432

Customer relationships
 
211,106

 
(117,539
)
 
93,567

Internally-developed software
 
137,533

 
(104,022
)
 
33,511

Noncompete agreements
 
31,625

 
(26,520
)
 
5,105

Franchise agreements
 
19,201

 
(10,134
)
 
9,067

Purchased technology
 
54,700

 
(28,941
)
 
25,759

Acquired assets pending final allocation (1)
 
22,694

 
—

 
22,694

 
 
$
799,775

 
$
(366,640
)
 
$
433,135

As of October 31, 2015:
 
 
 
 
 
 
Reacquired franchise rights
 
$
316,142

 
$
(56,731
)
 
$
259,411

Customer relationships
 
182,137

 
(89,340
)
 
92,797

Internally-developed software
 
123,263

 
(88,091
)
 
35,172

Noncompete agreements
 
32,428

 
(24,632
)
 
7,796

Franchise agreements
 
19,201

 
(8,854
)
 
10,347

Purchased technology
 
54,700

 
(22,877
)
 
31,823

Acquired assets pending final allocation (1)
 
28,878

 
—

 
28,878

 
 
$
756,749

 
$
(290,525
)
 
$
466,224

As of April 30, 2016:
 
 
 
 
 
 
Reacquired franchise rights
 
$
319,354

 
$
(68,284
)
 
$
251,070

Customer relationships
 
206,607

 
(104,072
)
 
102,535

Internally-developed software
 
131,161

 
(95,768
)
 
35,393

Noncompete agreements
 
31,499

 
(25,572
)
 
5,927

Franchise agreements
 
19,201

 
(9,494
)
 
9,707

Purchased technology
 
54,700

 
(25,909
)
 
28,791

Acquired assets pending final allocation (1)
 
462

 
—

 
462

 
 
$
762,984

 
$
(329,099
)
 
$
433,885

 
 
 
 
 
 
 

(1)    Represents business acquisitions for which final purchase price allocations have not yet been determined.