Stock Incentive Plans (Tables)

3 Months Ended

Mar. 31, 2017

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of activity of stock incentive and equity plans

	Shares available for grant			Number of options outstanding			Weighted- average option exercise price		Number of restricted stock and board shares issued		Number of restricted stock units outstanding
At January 1, 2017		243,218			253,541		$	37.30		76,483		12,584
Granted		(65,261	)		—			—		6,162		59,098
Exercised/issued		—			—			—		—		(4,158	)
Cancelled/forfeited		20,575			(20,587	)		67.39		—		—
At March 31, 2017		198,532			232,954		$	34.65		82,645		67,524

Schedule of non-vested options

	Options			Weighted- average exercise price
Non-vested at January 1, 2017		148,983		$	10.20
Granted		—			—
Vested		(27,258	)		14.88
Forfeited		(7,625	)		10.71
Non-vested at March 31, 2017		114,100		$	9.05

Schedule of restricted stock units

Number of restricted stock units	Target price
15,000	$	6.50
15,000	$	8.00
15,000	$	9.50
14,098	$	11.00

Schedule of fair value of restricted stock units

Daily expected stock price volatility	4.4237	%
Daily expected mean return on equity	(0.2226	%)
Daily expected dividend yield	0.0	%
Average daily risk free interest rate	0.0063	%

Restricted Stock Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary of restricted stock units

	RSUs outstanding			Weighted average price at time of grant		Aggregate intrinsic value
Non-vested restricted stock units as of January 1, 2017		12,584		$	16.00
Granted		59,098			6.50
Vested		(4,158	)		13.80
Cancelled		—			—
Non-vested at March 31, 2017		67,524		$	7.82	$	528,095

Restricted stock [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary of restricted stock units

Non-vested restricted stock as of January 1, 2017	16,470
Granted	6,162
Vested	(15,280	)
Non-vested restricted stock as of March 31, 2017	7,352