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Per Share Information (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Basic and Diluted Earnings Per Share Attributable to Common Stock
The amounts used to compute basic and diluted earnings per share attributable to common stock consisted of the following (in thousands):
Three Months Ended
March 31,
20222021
Amounts attributable to common stock:
Net income attributable to common stock$84,641 $89,761 
Weighted average shares:
Weighted average shares outstanding for basic earnings per share attributable to common stock143,541 140,121 
Effect of dilutive unvested non-participating stock-based awards4,541 4,326 
Weighted average shares outstanding for diluted earnings per share attributable to common stock148,082 144,447