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Additional Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2020

Supplemental Cash Flow Information [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

The following table presents information about cash paid for interest and income taxes for the years ended December 31, 2020, 2019, and 2018 (in thousands):  

			2020						2019						2018
Cash paid during the year for:
Interest			$	8,289					$	12,683					$	12,435
Income taxes			$	145,386					$	126,169					$	123,651

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