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FAIR VALUE MEASUREMENTS (Tables)
12 Months Ended
Dec. 31, 2019
FAIR VALUE MEASUREMENTS  
Schedule of financial assets and liabilities measured at fair value

Estimated Fair Value December 31, 2019

 

Total

Input Levels Used

 

    

Fair Value

    

Level 1

    

Level 2

    

    Level 3    

 

Cash and equivalents

$

138,960

$

138,960

$

$

Available for sale securities

 

177,292

 

3,588

 

173,704

 

Foreign currency forward contracts

 

14

 

 

14

 

Commodity futures contracts, net

 

121

 

121

 

 

Trading securities

 

76,183

 

48,260

 

27,923

 

Total assets measured at fair value

$

392,570

$

190,929

$

201,641

$

Estimated Fair Value December 31, 2018

 

Total

Input Levels Used

 

    

Fair Value

    

Level 1

    

Level 2

    

    Level 3    

 

Cash and equivalents

$

110,899

$

110,899

$

$

Available for sale securities

 

183,289

 

3,007

 

180,282

 

Foreign currency forward contracts

 

(407)

 

 

(407)

 

Commodity futures contracts, net

 

(587)

 

(587)

 

 

Trading securities

 

62,260

 

36,753

 

25,507

 

Total assets measured at fair value

$

355,454

$

150,072

$

205,382

$

Summary of the aggregate fair value, gross unrealized gains, gross unrealized losses, realized losses and amortized cost basis of investment portfolio by major security type

December 31, 2019

 

Amortized

Fair

Unrealized

Realized

 

Available for Sale:

    

Cost

    

Value

    

Gains

    

Losses

    

Losses

 

Municipal bonds

$

$

$

$

$

Variable rate demand notes

25,845

25,845

Corporate bonds

 

139,803

 

140,797

 

994

 

 

Government securities

 

3,503

 

3,588

85

 

Certificates of deposit

6,978

7,062

84

$

176,129

$

177,292

$

1,163

$

$

December 31, 2018

 

Amortized

Fair

Unrealized

Realized

 

Available for Sale:

    

Cost

    

Value

    

Gains

    

Losses

    

Losses

 

Municipal bonds

$

6,173

$

5,123

$

$

(1,050)

$

Variable rate demand notes

20,195

20,195

Corporate bonds

 

149,795

 

148,863

 

 

(932)

 

Government securities

 

2,979

 

3,007

28

 

Certificates of deposit

 

6,148

6,101

(47)

$

185,290

$

183,289

$

28

$

(2,029)

$