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Accrued Liabilities
 3 Months Ended
Mar. 31, 2022
Payables and Accruals [Abstract]  
Accrued Liabilities ACCRUED LIABILITIES
Accrued liabilities consisted of the following:
As of March 31,As of December 31,
in thousands20222021
Accrued wages, bonuses and commissions$61,233 $93,021 
Accrued payroll taxes5,843 7,295 
Other accrued expenses36,173 44,037 
Accrued income taxes24,168 23,049 
Total accrued liabilities$127,417 $167,402