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Per Share Information - Basic and Diluted Earnings Per Share Attributable to Common Stock (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Amounts attributable to common stock:        
Net income attributable to common stock, basic $ 88,020 $ 117,033 $ 172,661 $ 206,794
Net income attributable to common stock, diluted $ 88,020 $ 117,033 $ 172,661 $ 206,794
Weighted average shares:        
Weighted average shares outstanding for basic earnings per share attributable to common stock (in shares) 143,851,000 140,276,000 143,697,000 140,199,000
Effect of dilutive unvested non-participating stock-based awards (in shares) 4,360,000 4,331,000 4,630,000 4,324,000
Weighted average shares outstanding for diluted earnings per share attributable to common stock (in shares) 148,211,000 144,607,000 148,327,000 144,523,000