Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Stock-Based Compensation

Summary of the Company's restricted stock activity

		Weighted Average		Aggregate
	Shares	Grant Date Fair Value		Intrinsic Value
December 31, 2017	899,474	$	46.59
Granted	330,048		48.03
Vested	(303,731)		45.48
Forfeited	(13,383)		45.07
December 31, 2018	912,408	$	47.19	$	36.8