Basis of Presentation (Tables)

6 Months Ended

Jun. 30, 2020

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of supplemental cash flow information

The following table presents additional supplemental cash flow information for the six months ended June 30, 2020 and 2019 (in thousands):

	FOR THE SIX MONTHS ENDED JUNE 30,
SUPPLEMENTAL CASH FLOW INFORMATION:	2020			2019
Interest paid	$	4,712		$	3,218
Income taxes paid, including foreign withholding taxes	13,788			9,770
Non-cash investing and financing activities:
Dividend payable	10,781			10,895
Increases in noncontrolling interests	—			2,500
Accrued debt issuance costs	—			(1,075		)
Non-cash acquisition of patents	33,300			—
Accrued capitalized patent costs and property and equipment	(742		)	(1,910		)