XML 32 R21.htm IDEA: XBRL DOCUMENT v3.8.0.1
Marketable Securities (Tables)
 9 Months Ended
Dec. 30, 2017
Marketable Securities [Abstract]  
Schedule of Available-for-sale Securities
The following table is a summary of available-for-sale securities at December 30, 2017 (in thousands):
As of December 30, 2017
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Estimated
Fair Value
(Net Carrying
Amount)
Corporate debt securities
$
174,603

 
$
5

 
$
(787
)
 
$
173,821

Non-US government securities
11,819

 
—

 
(58
)
 
11,761

Certificates of deposit
500

 
—

 
—

 
500

Agency discount notes
459

 
—

 
(2
)
 
457

Total securities
$
187,381

 
$
5

 
$
(847
)
 
$
186,539

The following table is a summary of available-for-sale securities at March 25, 2017 (in thousands):
໿
໿
As of March 25, 2017
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Estimated
Fair Value
(Net Carrying
Amount)
Corporate debt securities
33,350

 
$
—

 
$
(20
)
 
$
33,330

Commercial paper
66,518

 
—

 
(35
)
 
66,483

Total securities
$
99,868

 
$
—

 
$
(55
)
 
$
99,813
Schedule of Cost and Estimated Fair Value of Available-for-sale Securities by Contractual Maturity
The cost and estimated fair value of available-for-sale securities by contractual maturities were as follows (in thousands):
໿

December 30, 2017
 
March 25, 2017

Amortized
 
Estimated
 
Amortized
 
Estimated

Cost
 
Fair Value
 
Cost
 
Fair Value
Within 1 year
$
12,846

 
$
12,822

 
$
99,868

 
$
99,813

After 1 year
174,535

 
173,717

 
—

 
—

Total
$
187,381

 
$
186,539

 
$
99,868

 
$
99,813