Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Accrued Liabilities [Abstract]

Carrying Value of Accrued Liabilities

The carrying values of accrued liabilities were as follows:

	December 31,
	2021		2020
	(In thousands)
Wages, severance and related taxes	$	100,324	$	65,892
Deferred revenue	60,946		53,371
Accrued rebates	55,525		32,192
Accrued interest	20,847		20,610
Employee benefits	25,290		27,707
Lease liabilities	18,324		14,840
Other (individual items less than 5% of total current liabilities)	53,060		62,029
Accrued liabilities	$	334,316	$	276,641