v3.26.1
Fair Value Measurements (Tables)
12 Months Ended
May 31, 2026
Fair Value Disclosures [Abstract]  
Assets and Liabilities Measured at Fair Value on Recurring Basis and Categorized using Fair Value Hierarchy

The following tables present our assets and liabilities that are measured at fair value on a recurring basis and are categorized using the fair value hierarchy.

(In thousands)

 

Quoted Prices
in Active
Markets for
Identical Assets
(Level 1)

 

 

Significant
Other
Observable
Inputs (Level 2)

 

 

Significant
Unobservable
Inputs (Level 3)

 

 

Fair Value at
May 31, 2026

 

Available-for-sale debt securities:

 

 

 

 

 

 

 

 

 

 

 

 

U.S. Treasury and other government

 

$

-

 

 

$

25,231

 

 

$

-

 

 

$

25,231

 

Corporate bonds

 

 

-

 

 

 

123

 

 

 

-

 

 

 

123

 

Total available-for-sale debt securities

 

 

-

 

 

 

25,354

 

 

 

-

 

 

 

25,354

 

Marketable equity securities:

 

 

 

 

 

 

 

 

 

 

 

 

Stocks-foreign

 

 

370

 

 

 

-

 

 

 

-

 

 

 

370

 

Stocks-domestic

 

 

5,213

 

 

 

-

 

 

 

-

 

 

 

5,213

 

Mutual funds - foreign

 

 

-

 

 

 

49,082

 

 

 

-

 

 

 

49,082

 

Mutual funds - domestic

 

 

13,664

 

 

 

106,065

 

 

 

-

 

 

 

119,729

 

Total marketable equity securities

 

 

19,247

 

 

 

155,147

 

 

 

-

 

 

 

174,394

 

Contingent consideration

 

 

-

 

 

 

-

 

 

 

(5,349

)

 

 

(5,349

)

Total

 

$

19,247

 

 

$

180,501

 

 

$

(5,349

)

 

$

194,399

 

 

(In thousands)

 

Quoted Prices
in Active
Markets for
Identical Assets
(Level 1)

 

 

Significant
Other
Observable
Inputs (Level 2)

 

 

Significant
Unobservable
Inputs (Level 3)

 

 

Fair Value at
May 31, 2025

 

Available-for-sale debt securities:

 

 

 

 

 

 

 

 

 

 

 

 

U.S. Treasury and other government

 

$

-

 

 

$

24,200

 

 

$

-

 

 

$

24,200

 

Corporate bonds

 

 

-

 

 

 

123

 

 

 

-

 

 

 

123

 

Total available-for-sale debt securities

 

 

-

 

 

 

24,323

 

 

 

-

 

 

 

24,323

 

Marketable equity securities:

 

 

 

 

 

 

 

 

 

 

 

 

Stocks-foreign

 

 

1,265

 

 

 

-

 

 

 

-

 

 

 

1,265

 

Stocks-domestic

 

 

8,642

 

 

 

-

 

 

 

-

 

 

 

8,642

 

Mutual funds - foreign

 

 

-

 

 

 

38,943

 

 

 

-

 

 

 

38,943

 

Mutual funds - domestic

 

 

-

 

 

 

86,569

 

 

 

-

 

 

 

86,569

 

Total marketable equity securities

 

 

9,907

 

 

 

125,512

 

 

 

-

 

 

 

135,419

 

Contingent consideration

 

 

-

 

 

 

-

 

 

 

(17,252

)

 

 

(17,252

)

Total

 

$

9,907

 

 

$

149,835

 

 

$

(17,252

)

 

$

142,490

 

Fair Value and Carrying Value of Financial Instruments and Long-Term Debt Based on the analysis performed, the fair value and the carrying value of our financial instruments and long-term debt as of May 31, 2026 and 2025 are as follows:

 

 

At May 31, 2026

 

(In thousands)

 

Carrying Value

 

 

Fair Value

 

Long-term debt, including current portion

 

$

2,533,524

 

 

$

2,434,070

 

 

 

 

 

 

 

 

 

 

At May 31, 2025

 

(In thousands)

 

Carrying Value

 

 

Fair Value

 

Long-term debt, including current portion

 

$

2,646,613

 

 

$

2,523,202