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Note 2 - Revenue (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
(in thousands)		2019				2018				2019				2018
License		$	2,225			$	129			$	3,725			$	289
Professional services			4,579				3,178				13,206				8,050
Processing and maintenance			2,235				1,678				5,770				4,762
Third party			483				430				1,299				945
Total		$	9,522			$	5,415			$	24,000			$	14,046

		Three Months Ended September 30,								Nine Months Ended September 30,
(in thousands)		2019				2018				2019				2018
European Union		$	448			$	950			$	2,899			$	2,496
United States			9,074				4,465				21,101				11,549
Total		$	9,522			$	5,415			$	24,000			$	14,046

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
		2019				2018				2019				2018
Customer A			69.8%				37.5%				58.1%				35.3%
Customer B			4.3%				17.0%				11.7%				17.4%

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