Note 7 - Commitments and Contingencies

12 Months Ended

Dec. 31, 2018

Notes to Financial Statements

Commitments and Contingencies Disclosure [Text Block]

7.

Commitments and Contingencies

Leases

We conduct the majority of our operations in leased facilities, which are accounted for as operating leases. Certain leases include renewal options. We also lease automobiles under operating leases. There were

no

assets held under capital leases at

December 

31,

2018

and

2017.

Rent expense under all operating leases was as follows:

	Year ended December 31,
	2018		2017		2016
			(in thousands)
Rent expense	$	2,090	$	2,190	$	1,580

At

December 

31,

2018,

the minimum non-cancelable operating lease rental commitments with initial or remaining terms of more than

one

year, and outstanding inventory purchase commitments, are as follows:

			Less than		1-3		3-5		More than
Contractual obligations	Total		1 year		years		years		5 years
	(in thousands)
Operating leases	$	7,435	$	1,826	$	3,053	$	2,556	$	-
Inventory purchase commitments	$	2,195	$	2,072	$	123	$	-	$	-

As part of our normal course of business, we have commitments to purchase

$2.2

million of inventory through

2019.

The purchase commitments for inventory are to be used in operations over the normal course of business and do

not

represent excess commitments or loss contracts.