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Interest expense, net
12 Months Ended
Dec. 31, 2020
Interest expense, net  
Interest expense, net

15. Interest expense, net

Interest expense, net consisted of the following:

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Year Ended December 31, 

(in thousands)

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2020

​

2019

Capital lease obligations interest expense

​

$

(18)

​

$

(60)

Equipment loan payable interest expense

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(21)

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(46)

Interest income

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1

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10

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​

$

(38)

​

$

(96)

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