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Note 12 - Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Income from Operations by Geographic Area [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
(in thousands)		2019				2018				2019				2018
Income from Operations:
United States		$	28,109			$	30,479			$	82,367			$	88,579
Europe			4,045				5,465				12,022				12,835
Corporate Unallocated and Japan			(10,881	)			(10,913	)			(34,095	)			(32,671	)
Total Income from Operations		$	21,273			$	25,031			$	60,294			$	68,743

Long-lived Assets by Geographic Areas [Table Text Block]

		September 30,				December 31,
(in thousands)		2019				2018
Total long-lived assets:
United States		$	203,771			$	185,979
Europe			40,353				34,577
Japan			8,455				7,445
Total Assets		$	252,579			$	228,001

Operating Segments [Member]

Notes Tables

Revenue from External Customers by Geographic Areas [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
(in thousands)		2019				2018				2019				2018
Revenue:
United States		$	92,916			$	90,732			$	271,877			$	261,253
Europe			20,721				21,273				62,915				61,431
Japan			3,818				3,425				12,047				10,143
Total revenue		$	117,455			$	115,430			$	346,839			$	332,827

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