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Accrued Liabilities (Tables)
9 Months Ended
Sep. 30, 2021
Payables and Accruals [Abstract]  
Schedule of accrued liabilities

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September 30, 2021

    

December 31, 2020

Accrued salaries, wages and benefits

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$

7,537

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$

15,071

Accrual for insurance claims liabilities

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67,414

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60,365

Sales taxes

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4,162

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5,909

Property taxes

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1,167

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908

Sale-leaseback arrangement

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726

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676

Accounting and audit fees

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​

213

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344

Interest

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22

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22

Equipment purchase

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—

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461

Other accrued expenses

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2,178

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881

Total accrued liabilities

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$

83,419

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$

84,637