Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2016

Earnings Per Share [Abstract]

Schedule of Earnings Per Share Basic and Diluted

	Year Ended December 31,
	2016		2015		2014
Numerator — basic and diluted
Net income	$	85,520	$	66,053	$	58,807
Denominator
Weighted average number of common shares outstanding — basic		40,943		40,846		39,726
Effect of dilutive stock options		281		388		375
Effect of dilutive restricted shares		485		495		628
Weighted average number of common shares outstanding — diluted		41,709		41,729		40,729
Earnings per common share — basic	$	2.09	$	1.62	$	1.48
Earnings per common share — diluted	$	2.05	$	1.58	$	1.44
Antidilutive stock options and restricted shares		1,404		1,734		2,967