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Restructuring Charges
12 Months Ended
Dec. 31, 2021
Restructuring and Related Activities [Abstract]  
Restructuring Charges
Note 18. Restructuring Charges
In April 2020, we reduced our US shoreside workforce by approximately 23% through permanent layoffs. We incurred severance costs of $28.0 million during the year ended December 31, 2020.
The following table summarizes our restructuring costs during the twelve months ended December 31, 2021 as it relates to the April 2020 reduction in our workforce (in thousands):
Beginning Balance January 1, 2021AccrualsPaymentsEnding Balance December 31, 2021Cumulative Charges Incurred
Termination benefits$4,257 $682 $4,626 $313 $28,635 
Total$4,257 $682 $4,626 $313 $28,635