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Accrued Liabilities (Notes)
 12 Months Ended
Dec. 31, 2021
Accrued Liabilities [Abstract]  
Accrued liabilities [Text Block] Accrued Liabilities
December 31,
(In thousands)20212020
Accrued insurance costs$89,621 $94,744 
Deferred revenue71,376 61,066 
Taxes other than income49,708 48,038 
Accrued compensation46,750 48,027 
Accrued dividends27,801 17,003 
Accrued legal settlement22,500 5,440 
Accrued interest payable11,993 1,041 
Deferred compensation10,349 9,437 
Accrued other32,610 35,787 
Total Accrued liabilities$362,708 $320,583