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Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2023
Earnings Per Share [Abstract]  
Reconciliation of Number of Common Shares Used in Calculating Basic and Diluted Net Earnings per Share
The following table reconciles the number of common shares used in calculating the basic and diluted net earnings per share: 
December 31,
(In thousands - except per share data)202320222021
Basic average common shares outstanding16,863 16,985 16,767 
Incremental shares due to:
Stock-based awards148 196 — 
Performance Shares80 — — 
Diluted average common shares outstanding17,091 17,181 16,767 
Basic net income (loss) per common share$6.39 $2.71 $(1.67)
Diluted net income (loss) per common share$6.30 $2.68 $(1.67)