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Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Tables)
12 Months Ended
May 02, 2020
Summary of Significant Accounting Policies [Abstract]  
Accounts Receivable [Table Text Block]
Receivables represent customer, private and public institutional and government billings (colleges, universities and other financial aid providers), credit/debit card receivables, advances for book buybacks, advertising and other receivables due within one year. Components of accounts receivables are as follows:
 
 
As of
 
 
5/2/2020
 
4/27/2019
Trade accounts
 
$
75,702

 
$
74,311

Advances for book buybacks
 
766

 
6,339

Credit/debit card receivables
 
2,177

 
4,173

Other receivables
 
12,206

 
13,423

Total receivables, net
 
$
90,851

 
$
98,246

Property and Equipment [Table Text Block]
Components of property and equipment are as follows:
 
 
 
 
As of
 
 
Useful Life
 
May 2, 2020
 
April 27, 2019
Property and equipment:
 
 
 
 
 
 
Leasehold improvements
 
(a)
 
$
141,602

 
$
148,015

Machinery, equipment and display fixtures
 
3 - 5
 
246,447

 
240,171

Computer hardware and capitalized software costs
 
(b)
 
145,764

 
136,267

Office furniture and other
 
2 - 7
 
62,209

 
59,327

Content development costs
 
3 - 5
 
16,729

 
11,593

Construction in progress
 
 
 
3,878

 
5,499

Total property and equipment
 
 
 
616,629

 
600,872

Less accumulated depreciation and amortization
 
 
 
518,890

 
491,095

Total property and equipment, net
 
 
 
$
97,739

 
$
109,777

(a)
Leasehold improvements are capitalized and depreciated over the shorter of the lease term or the useful life of the improvements, ranging from one to 15 years.
(b)
System costs are capitalized and amortized over their estimated useful lives, from the date the systems become operational. Purchased software is generally amortized over a period of between 2 - 5 years.