Stock-Based Compensation Plan (Tables)

12 Months Ended

Dec. 31, 2018

Stock-Based Compensation Plan

Summary of option activity

				Weighted-
		Weighted-		Average
		Average		Remaining	Aggregate
		Exercise		Contractual	Intrinsic
Options	Shares	Price		Term	Value(1)
Outstanding at January 1, 2018	2,218,210	$	7.74	5.51
Granted	—		—
Exercised	(228,562)		5.56
Forfeited or expired	(13,401)		7.45
Outstanding at December 31, 2018	1,976,247	$	8.00	4.98	$	18,993,554
Exercisable at December 31, 2018	1,714,299	$	7.62	4.68	$	17,125,767

(1) The aggregate intrinsic value of stock options represents the total pre-tax intrinsic value (the amount by which the current market value of the underlying stock exceeds the exercise price of the option) that would have been received by the option holders had all option holders exercised their options on December 31, 2018. This amount changes based on changes in the market value of the Company’s stock.

Summary of restricted stock grant activity

		Weighted Average
	Number of	Grant Date
	Shares	Fair Value
Nonvested at January 1, 2018	66,155	$	17.50
Granted	2,000		19.11
Vested	(16,206)		17.50
Forfeited	(1,320)		17.55
Balance at December 31, 2018	50,629	$	17.57