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Basis of Presentation (Tables) | 9 Months Ended
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Sep. 30, 2019
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 nine months ended September 30, 2019 and 2018 (in thousands):
| FOR THE NINE MONTHS ENDED SEPTEMBER 30,
SUPPLEMENTAL CASH FLOW INFORMATION: | 2019 |  | 2018
Interest paid | $ | 3,930 |  |  | $ | 4,740 |
Income taxes paid, including foreign withholding taxes | 16,483 |  |  | 24,459 |
Non-cash investing and financing activities: |  |  |
Dividend payable | 10,897 |  |  | 11,996 |
Increases in noncontrolling interests | 13,750 |  |  | — |
Non-cash acquisition of patents | 22,500 |  |  | — |
Accrued capitalized patent costs and property and equipment | 390 |  |  | (1,513 | )

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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