Capitalized Software Development Costs, Net (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of changes in capitalized software development costs [Table Text Block]

	Year ended December 31,
	2018			2019
Balance at the beginning of the year	$	23,761		$	22,434
Capitalization		5,160			5,665
Amortization		(4,859	)		(5,668	)
Functional currency translation adjustments		(1,628	)		1,522
Balance at year end	$	22,434		$	23,953