Note 2 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Allowance for Credit Losses on Financing Receivables [Table Text Block]

	December 31,
	2017			2016			2015
Balance, beginning of the year	$	194		$	167		$	147
Amounts provided		1,609			52			38
Amounts written off		(6	)		(16	)		(3	)
Translation adjustments		117			(9	)		(15	)
Balance, end of the year	$	1,914		$	194		$	167

Property, Plant and Equipment Estimated Useful Lives [Table Text Block]

Asset	Estimated useful life (in years)
Computer equipment and software	3 - 5 years
Furniture and fixtures	5 - 7 years
Equipment	5-15 years
Leasehold improvements	Shorter of useful life or term of lease