Investment Securities (Tables)

12 Months Ended

May 28, 2022

Investments Securities [Abstract]

Schedule Of Investment Securities

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

May 29, 2021

Amortized

Cost

Unrealized 

Gains

Unrealized 

Losses

Estimated Fair

Value

Municipal bonds

$

16,424

$

56

$

—

$

16,480

Commercial paper

1,998

—

—

1,998

Corporate bonds

80,092

608

—

80,700

Certificates of deposits

1,077

—

1

1,076

Asset backed securities

11,914

—

10

11,904

Total current investment securities

$

111,505

$

664

$

11

$

112,158

Mutual funds

$

2,306

$

1,810

$

—

$

4,116

Total noncurrent investment securities

$

2,306

$

1,810

$

—

$

4,116

Schedule Of Contractual Maturities Of Investment Securities

Estimated Fair Value

Within one year

$

58,970

1-5 years

56,459

Total

$

115,429