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Accounts Payable and Accrued Liabilities (Tables)
9 Months Ended
Sep. 30, 2022
Accounts Payable and Accrued Liabilities  
Summary of accrued liabilities

The following is a summary of accrued liabilities (in thousands):

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​

​

​

​

​

​

​

​

​

September 30, 

​

December 31, 

​

    

2022

    

2021

Payroll and related employee benefits

​

$

123,412

​

$

77,887

Current operating lease liability

​

​

65,428

​

​

61,587

Casualty insurance reserves

​

 

20,004

​

 

7,107

Corporate income taxes and other taxes

​

 

34,658

​

 

7,967

Other

​

 

25,992

​

 

20,273

​

​

$

269,494

​

$

174,821