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Details of Selected Balance Sheet Accounts - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Details of Selected Balance Sheet Accounts [Abstract]    
Accrued compensation $ 26,909 $ 20,904
Accrued taxes, other than income taxes 9,268 5,130
Insurance liabilities 4,953 6,361
Accrued interest 3,527 3,629
Accrued commissions 2,176 2,194
Other 4,858 5,183
Accrued liabilities $ 51,691 $ 43,401