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Supplemental Cash Flow Information
3 Months Ended
Mar. 31, 2021
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information Supplemental Cash Flow Information
Supplemental cash flow information is as follows (in thousands):
        
 Three months ended March 31,
 20212020
Supplemental cash payment information:
Interest paid$$
Income taxes (received, net of payments) paid(351)(32)