Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Stock-Based Compensation

Schedule of restricted stock activity

			Weighted
	Number		Average Grant
	of Shares		Date Fair Value
Unvested as of December 31, 2015	—	$	—
Granted	77,037		24.41
Vested	(77,037)		24.41
Forfeited	—		—
Unvested as of December 31, 2016	—	$	—

Schedule of PSU activity

			Weighted
	Number		Average Grant
	of Shares		Date Fair Value
Unvested as of December 31, 2015	—	$	—
Granted	321,612		29.11
Vested	—		—
Forfeited	—		—
Unvested as of December 31, 2016	321,612	$	29.11
Granted	244,218		30.44
Vested	(38,522)		24.41
Forfeited	(21,257)		33.20
Unvested as of December 31, 2017	506,051	$	30.82
Granted	277,197		22.39
Vested	(229,809)		32.17
Forfeited	(48,942)		30.52
Unvested as of December 31, 2018	504,497	$	25.93

Schedule of RSU activity

			Weighted
	Number		Average Grant
	of Shares		Date Fair Value
Unvested as of December 31, 2015	—	$	—
Granted	5,379		24.41
Vested	—		—
Forfeited	—		—
Unvested as of December 31, 2016	5,379	$	24.41
Granted	14,506		29.74
Vested	(8,379)		26.77
Forfeited	—		—
Unvested as of December 31, 2017	11,506	$	29.74
Granted	47,094		28.64
Vested	(9,839)		32.31
Forfeited	—		—
Unvested as of December 31, 2018	48,761	$	28.60