Basis of Presentation (Tables)

9 Months Ended

Sep. 30, 2016

Accounting Policies [Abstract]

Summary of Basic and Diluted Earnings Per Common Share

The following is a summary of the basic and diluted earnings per common share calculation for each of the periods presented:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
Basic earnings per share calculation:
Net income	$	1,207	$	15,905	$	31,581	$	38,665
Weighted-average basic shares outstanding		18,259,128		17,180,000		17,542,335		17,180,000
Basic earnings per share	$	0.07	$	0.93	$	1.80	$	2.25
Diluted earnings per share:
Net income	$	1,207	$	15,905	$	31,581	$	38,665
Weighted-average basic shares outstanding		18,259,128		17,180,000		17,542,335		17,180,000
Average diluted common shares outstanding		73,064		—		24,532		—
Weighted-average diluted shares outstanding		18,332,192		17,180,000		17,566,867		17,180,000
Diluted earnings per share	$	0.07	$	0.93	$	1.80	$	2.25
Pro forma earnings per share:
Pro forma net income	$	10,033	$	11,583	$	30,412	$	27,029
Weighted-average basic shares outstanding		18,259,128		17,180,000		17,542,335		17,180,000
Pro forma basic earnings per share	$	0.55	$	0.67	$	1.73	$	1.57
Pro forma diluted earnings per share:
Pro forma net income	$	10,033	$	11,583	$	30,412	$	27,029
Weighted-average diluted shares outstanding		18,332,192		17,180,000		17,566,867		17,180,000
Pro forma diluted earnings per share	$	0.55	$	0.67	$	1.73	$	1.57