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Stockholders' Equity (Tables)
 3 Months Ended
Mar. 31, 2018
Equity [Abstract]  
Schedule of Stock Repurchases
The following table details our stock repurchases under the Repurchase Program: 
 
Three Months Ended March 31,
 
2018
 
2017
Shares of common stock repurchased and retired
337

 
880

Average price paid per share
$
42.17

 
$
41.95

Total cost
$
14,213

 
$
36,901