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Per Share Information (Tables)
12 Months Ended
Dec. 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):
 Year Ended December 31,
 202220212020
Amounts attributable to common stock:   
Net income attributable to common stock$491,189 $485,956 $445,596 
Weighted average shares:   
Weighted average shares outstanding for basic earnings per share attributable to common stock143,488 140,824 141,380 
Effect of dilutive unvested non-participating stock-based awards4,504 4,549 3,867 
Weighted average shares outstanding for diluted earnings per share attributable to common stock147,992 145,373 145,247