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Shareholders' Equity (Tables)
 9 Months Ended
Sep. 30, 2017
Stockholders' Equity Note [Abstract]  
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan The Company recognized stock-based compensation expense in its Consolidated Financial Statements in the three and nine months ended September 30, 2017 and 2016, respectively, as follows: 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2017
 
2016
 
2017
 
2016
Stock-based compensation expense
$
7,088

 
$
4,066

 
$
19,527

 
$
12,044

Less: Deferred tax benefit
(2,517
)
 
(1,466
)
 
(6,859
)
 
(4,235
)
Stock-based compensation expense, net of tax
$
4,571

 
$
2,600

 
$
12,668

 
$
7,809