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Other Income - Net (Tables)
12 Months Ended
Dec. 31, 2020
Other Income - Net [Abstract]  
Schedule Of Other Income - Net

For the Years Ended December 31,

2020

2019

2018

Market value gains related to deferred

compensation trusts

$

7,933 

$

8,254 

$

287 

Interest income

757 

513 

671 

Other expense--net

(25)

(3)

-

Total other income

$

8,665 

$

8,764 

$

958