Note 4 - Balance Sheet Details

3 Months Ended

Mar. 31, 2017

Notes to Financial Statements

Supplemental Balance Sheet Disclosures [Text Block]

Note

4.

Balance Sheet Details

Inventories

As of

March

31,

2017

and

December

31,

2016,

inventories consist of the following (in thousands):

	March 3 1 , 201 7		December 31, 2 01 6
Raw materials	$	11,543	$	10,966
Finished goods		4,129		4,011
Total	$	15,672	$	14,977

Accrued Liabilities

As of

March

31,

2017

and

December

31,

2016,

accrued liabilities consist of the following (in thousands):

	March 3 1 , 201 7		December 31, 201 6
Accrued payroll and related expenses	$	7,113	$	9,036
Warranty liability		2,735		2,461
Sales tax		1,644		2,373
Other		3,458		3,527
Total	$	14,950	$	17,397