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Supplemental Cash Flow Information
9 Months Ended
Sep. 30, 2021
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information Supplemental Cash Flow Information
Supplemental cash flows and non-cash transactions were as follows for the periods indicated (in thousands):
Nine Months Ended
September 30,
20212020
Cash paid for interest$602 $288 
Cash paid for federal and state income taxes1,297 419 
Cash refund for NOL carryback under CARES Act3,712 2,703 
Non-cash transactions:
Change in accounts payable related to property and equipment additions(72)(1,232)
Property and equipment acquired under finance leases2,083 1,655 
See Note 14 for information related to other non-cash transactions related to leases.