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Share Repurchase Program - Schedule of Share Repurchase Program (Details) - USD ($)
12 Months Ended 35 Months Ended 65 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2019
Dec. 31, 2019
Feb. 16, 2017
Equity, Class of Treasury Stock [Line Items]            
Common stock repurchased (in shares) 0 1,018,089     15,768,845  
Average repurchase price per share (in dollars per share)         $ 34.11  
Payments for repurchase of common stock $ 0 $ 30,183,000 $ 90,868,000      
Share Repurchase Program February 16, 2017            
Equity, Class of Treasury Stock [Line Items]            
Share repurchase, amount authorized (up to)           $ 300,000,000
Stock repurchase amount (excluding commissions)       $ 106,877,000    
Common stock repurchased (in shares) 0 1,018,089        
Average repurchase price per share (in dollars per share) $ 0 $ 29.65        
Payments for repurchase of common stock $ 0 $ 30,183,000