Accrued Liabilities Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Accrued Liabilities [Abstract]

Accrued liabilities [Table Text Block]

Accrued Liabilities

	December 31,
(In thousands)	2017		2016
Accrued insurance costs	$	124,760	$	125,172
Deferred revenue	51,742		58,255
Accrued compensation	37,783		40,551
Taxes other than income	27,415		22,556
Deferred compensation	11,323		11,394
Accrued interest payable	5,707		5,808
Deferred rent	3,937		5,199
Accrued dividends	—		4,262
Accrued other	35,351		58,999
Total Accrued liabilities	$	298,018	$	332,196