Stock-Based Compensation Plan (Tables)

6 Months Ended

Jun. 30, 2016

Stock-Based Compensation Plan [Abstract]

Summary Of Stock Option Activities

	Six Months Ended June 30,
	2016			2015
		Weighted			Weighted
		Average			Average
	Number of	Exercise		Number of	Exercise
	Shares	Price		Shares	Price
Options outstanding at January 1	1,189,255	$	18.08	1,420,749	$	15.67
Options granted	245,000	$	7.87	177,000	$	21.89
Options exercised	-	$	-	(396,994)	$	11.70
Options forfeited/cancelled	(6,000)	$	21.99	-	$	-
Options outstanding at June 30	1,428,255	$	16.31	1,200,755	$	17.90
Options exercisable	1,013,680	$	17.38	885,855	$	16.45
Weighted average remaining term	4.9 years			5.3 years

Summary Of Fair Value Weighted Average Assumptions

	Six Months Ended June 30,
	2016		2015
Stock price	$	7.87	$	21.89
Exercise price	$	7.87	$	21.89
Expected term (years)		5.5 - 6.25		5.5 - 6.25
Expected volatility		45.4% - 46.7%		39.5% - 41.8%
Risk-free interest rate		1.30% - 1.40%		1.85% - 2.01%
Dividend yield		- %		- %

Summary Of Restricted Stock Activity

	Number of	Weighted
	Shares of	Average
	Restricted	Grant Date
	Stock	Fair Value
Restricted stock outstanding, December 31, 2015	48,025	$	22.70
Restricted stock granted	34,500	$	7.87
Restricted stock vested	(13,535)	$	23.43
Restricted stock forfeited	(2,344)	$	21.96
Restricted stock outstanding, June 30, 2016	66,646	$	14.90