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Accrued Liabilities
3 Months Ended
Mar. 31, 2022
Accrued Liabilities  
Accrued Liabilities

7. Accrued Liabilities

Accrued liabilities as of the dates indicated below consists of the following:

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​

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March 31, 

​

December 31, 

​

​

2022

    

2021

Employee accrued compensation expense

​

$

3,277

​

$

12,473

Other accrued liabilities 

​

 

12,962

​

 

11,033

Accrued interest on debt

​

​

1,535

​

​

9,620

Total accrued liabilities 

​

$

17,774

​

$

33,126

​

Other accrued liabilities in the above table relates primarily to accrued utilities, rent, real estate and sales taxes, state income taxes, liability-based stock compensation awards (see Note 16), and other accrued operating expenses.