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Net Income per Share (Tables)
3 Months Ended
Mar. 31, 2020
Earnings Per Share [Abstract]  
Summary of the net income allocated to common shares and the basic and diluted shares used in the net income per share computations
The following table summarizes the net income allocated to common shares and the basic and diluted shares used in the net income per share computations:
 
Three Months Ended 
 March 31,
(in thousands)
2020
2019
 
 
 
Net income
$
62,092

$
76,289

Less distributed and undistributed earnings allocated to participating securities
(462
)
(1,031
)
Net income allocated to common shares
$
61,630

$
75,258

 
 
 
Weighted average common shares outstanding
38,802

40,508

Incremental shares from assumed time-vested and performance-based RSU awards and conversions of common stock options
266

142

Adjusted weighted average common shares outstanding
39,068

40,650