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Other Assets (Tables)
 12 Months Ended
Dec. 31, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Schedule of Other Assets

Other assets consist of the following:

December 31,

2020

2019

 

Patents, at cost

$

9,859

$

7,181

Accumulated amortization

(5,071

)

(4,780

)

Deposits on capital items

22,255

11,886

Right-of-use assets

2,124

2,610

Marlin trade name

7,800

-

Other

4,655

3,441

$

41,622

$

20,338