Investment Securities (Tables)

3 Months Ended

Aug. 27, 2022

Investments Securities [Abstract]

Schedule Of Investment Securities

August 27, 2022

Amortized

Cost

Unrealized 

Gains

Unrealized

Losses

Estimated 

Fair Value

Municipal bonds

$

15,032

$

—

$

155

$

14,877

Commercial paper

15,936

—

53

15,883

Corporate bonds

81,711

—

1,237

80,474

Certificates of deposits

3,263

—

48

3,215

US government and agency obligations

8,190

—

87

8,103

Asset backed securities

15,620

—

227

15,393

Treasury bills

7,870

—

31

7,839

Total current investment securities

$

147,622

$

—

$

1,838

$

145,784

Mutual funds

$

3,467

$

—

$

130

$

3,337

Total noncurrent investment securities

$

3,467

$

—

$

130

$

3,337

May 28, 2022

Amortized 

Cost

Unrealized 

Gains

Unrealized

Losses

Estimated 

Fair Value

Municipal bonds

$

10,136

$

—

$

32

$

10,104

Commercial paper

14,940

—

72

14,868

Corporate bonds

74,167

—

483

73,684

Certificates of deposits

1,263

—

18

1,245

US government and agency obligations

2,205

4

—

2,209

Asset backed securities

13,456

—

137

13,319

Total current investment securities

$

116,167

$

4

$

742

$

115,429

Mutual funds

$

3,826

$

—

$

74

$

3,752

Total noncurrent investment securities

$

3,826

$

—

$

74

$

3,752

Schedule Of Contractual Maturities Of Investment Securities

Estimated Fair Value

Within one year

$

64,148

1-5 years

81,636

Total

$

145,784