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Stock and Earnings Per Share (Tables)
3 Months Ended
Mar. 31, 2023
Earnings Per Share [Abstract]  
Schedule of Stock by Class
A summary of the change in number of shares of Class A and Class B common stock and treasury stock issued is as follows:
Three Months Ended March 31,
20232022
(In thousands)Common StockTreasuryCommon StockTreasury
Class AClass BStockClass AClass BStock
Balance at beginning of year53,758 1,002 4,937 53,170 1,002 4,138 
Stock issued under stock investment plan   345 — — 
Stock issued for compensation34   18 — — 
Balance at end of period53,792 1,002 4,937 53,533 1,002 4,138 
Schedule of Earnings Per Share, Basic and Diluted
The following table sets forth the computation of basic and diluted earnings (loss) per share.
Three Months Ended March 31,20232022
(In thousands, except per share amounts)
Basic and diluted earnings (loss) per share:
Numerator:
Net income (loss)$4,872 6,449 
Net income (loss) allocated to Class A common stock$4,872 6,449 
Denominator:
Weighted average shares of Class A outstanding - basic49,840 50,236 
Weighted average shares of Class A outstanding - diluted50,609 50,906 
Basic and diluted earnings (loss) per share of Class A common stock$0.10 0.13