Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Reconciliation of Basic and Diluted Income (Loss) Per Share

The following table illustrates the reconciliation of the basic and diluted per share computations (in thousands, except share and per share data):

	Year Ended		Year Ended		Year Ended
	December 31,		December 31,		December 31,
	2017		2016		2015
Basic earnings per share:
Numerator:
Net income	$	176,293	$	20,405	$	25,625
Denominator:
Weighted average common shares outstanding, basic		90,272,257		89,340,589		87,920,230
Per share:
Net income per share	$	1.95	$	0.23	$	0.29
Diluted earnings per share:
Numerator:
Net income	$	176,293	$	20,405	$	25,625
Denominator:
Weighted average common shares outstanding		90,272,257		89,340,589		87,920,230
Dilutive securities:
Stock options		906,519		1,373,733		1,815,489
Restricted stock units		713,181		588,734		559,466
Diluted shares outstanding		91,891,957		91,303,056		90,295,185
Per share:
Net income per share	$	1.92	$	0.22	$	0.28