Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2017

Payables and Accruals [Abstract]

Accrued Liabilities

Accrued liabilities consisted of the following at March 31, 2017 and December 31, 2016 (in thousands):

	2017		2016
Accrued salaries, benefits and bonus	$	5,465	$	6,474
Accrued professional, consulting and lobbying	1,079		3,673
Accrued warranty expense	347		780
Accrued income and other taxes	7,415		4,581
Other accrued liabilities	6,024		2,740
Accrued liabilities	$	20,330	$	18,248