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EMPLOYEE BENEFIT PLANS (Tables)
12 Months Ended
Dec. 31, 2021
EMPLOYEE BENEFIT PLANS  
Schedule of non-qualified deferred compensation plan assets using the fair value hierarchy

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(in thousands)

    

Level 1

    

Level 2

    

Level 3

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NAV

    

Total

December 31, 2021

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$

25

​

$

—

​

$

—

​

$

27,211

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$

27,236

December 31, 2020

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$

25

​

$

—

​

$

—

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$

24,460

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$

24,485