Accrued Liabilities

12 Months Ended

Dec. 31, 2016

Payables and Accruals [Abstract]

Accrued Liabilities

9. Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	December 31,
	2016		2015
Accrued salaries and other benefits	$	25,427	$	27,066
Accrued income and other taxes	13,742		15,006
Accrued interest	12,392		12,675
Interest rate swaps fair value	3,226		4,608
Accrued other liabilities	14,852		20,698
Accrued liabilities	$	69,639	$	80,053