Annual report pursuant to Section 13 and 15(d)

Accrued Liabilities

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Accrued Liabilities
12 Months Ended
Dec. 31, 2021
Accrued Liabilities.  
Accrued Liabilities

9.  ACCRUED LIABILITIES

The following table sets forth the components of accrued liabilities, in thousands:

As of December 31,

    

2021

    

2020

Accrued liabilities:

Salaries, wages, and commissions

$

71,664

$

34,584

Insurance liabilities

24,425

22,007

Customer rebates

15,625

6,191

Deferred revenue

14,311

6,542

Employee tax-related liabilities

12,545

12,603

Sales & Property taxes

9,364

6,939

Interest payable on long-term debt

8,798

3,924

Other

19,159

15,159

Total accrued liabilities

$

175,891

$

107,949

As of December 31, 2021 and 2020, employee tax-related liabilities included $10.2 and $12.0 million, respectively, for employer portion social security taxes that were deferred under the CARES Act and were due in the years ended December 31, 2022 and 2021, respectively.