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Fair Value Measurements (Tables)
6 Months Ended
Sep. 02, 2017
Fair Value Disclosures [Abstract]  
Financial assets and liabilities measured at fair value
(In thousands)
Quoted Prices in
Active Markets
(Level 1)
 
Other Observable Inputs (Level 2)
 
Total Fair Value
September 2, 2017
 
 
 
 
 
Cash equivalents
 
 
 
 
 
Money market funds
$
1,888

 
$

 
$
1,888

Commercial paper

 
2,000

 
2,000

Total cash equivalents
1,888

 
2,000

 
3,888

Short-term securities
 
 
 
 
 
Municipal bonds

 
464

 
464

Long-term securities
 
 
 
 
 
Municipal bonds

 
10,357

 
10,357

Total assets at fair value
$
1,888

 
$
12,821

 
$
14,709

March 4, 2017
 
 
 
 
 
Cash equivalents
 
 
 
 
 
Money market funds
$
4,423

 
$

 
$
4,423

Commercial paper

 
5,500

 
5,500

Total cash equivalents
4,423

 
5,500

 
9,923

Short-term securities
 
 
 
 
 
Municipal bonds

 
548

 
548

Long-term securities
 
 
 
 
 
Municipal bonds

 
9,041

 
9,041

Total assets at fair value
$
4,423

 
$
15,089

 
$
19,512