Stock Based Compensation (Tables)

3 Months Ended

Mar. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Stock Options Outstanding

Stock options outstanding at March 31, 2018 were as follows:

	Outstanding Stock Options				Exercisable Stock Options
Exercise Price Range	Number	Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (Years)	Number	Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (Years)
$9.00 - $10.99	4,356	$	9.00	0.8	4,356	$	9.00	0.8
$11.00 - $12.99	13,278	11.98		2.9	13,278	11.98		2.9
	17,634	11.25		2.4	17,634	11.25		2.4

Summary of Stock Option Activity

The following table summarizes stock option activity for the periods indicated:

	Three Months Ended March 31,
	2018				2017
	Options		Weighted Average Exercise Price		Options		Weighted Average Exercise Price
Outstanding, January 1,	20,265		$	11.42	24,669		$	12.17
Exercised	(2,631	)	12.55		(3,398	)	14.97
Expired	—		—		(1,006	)	17.88
Outstanding, March 31,	17,634		11.25		20,265		11.42
Exercisable, March 31,	17,634		11.25		20,265		11.42

Summary of Restricted Stock Awards Activity

Restricted stock awards granted under the 2015 Plan were as follows:

	2018				2017
	Shares		Weighted Average Grant Date Fair Value		Shares	Weighted Average Grant Date Fair Value
Outstanding, January 1,	8,817		$	16.44	8,624	$	15.47
Granted	10,634		19.20		4,027	22.60
Vested	(669	)	22.60		—	—
Forfeited	—		—		—	—
Outstanding, March 31,	18,782		$	17.78	12,651	$	17.74

Schedule of Information Related to Stock Options Exercised

The following table provides information related to stock options exercised during the periods indicated (in thousands):

	Three Months Ended March 31,
	2018		2017
Intrinsic value of options exercised	$	17	$	25
Cash received from options exercised	33		51
Tax benefit realized from options exercised	2		5