Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2012

Stockholders' Equity [Abstract]

Options granted, exercised, or expired

The following table presents the options granted, exercised, or expired during each of the past three years:

	Shares			Weighted-average exercise price per share
Balance at December 31, 2009		154,500		$	27.81
Options granted		-			-
Options exercised		(29,000	)		14.44
Options expired or forfeited		(36,000	)		32.32
Balance at December 31, 2010		89,500			30.32
Options granted		50,000			10.79
Options exercised		(5,000	)		15.50
Options expired or forfeited		(23,000	)		28.67
Balance at December 31, 2011		111,500			22.57
Options granted		130,000			13.15
Options exercised		-			-
Options expired or forfeited		(30,000	)		32.23
Balance at December 31, 2012		211,500		$	15.41

Additional information

The following table presents additional information:

At, or during, year ended December 31,	2012			2011			2010
Average remaining contractual life in years		8.40			6.94			4.75
Exercisable options (vested)		31,500			61,500			89,500
Options granted during the year:
Options granted		130,000			50,000			-
Weighted average fair value of options (Black-Scholes model) at date of grant	$	7.13		$	5.95		$	-
Black-Scholes Assumptions:
Risk-free interest rate		0.78	%		2.10	%		-	%
Expected dividend yield		-	%		-	%		-	%
Expected life in years		10			10			-
Expected volatility		43.03	%		42.60	%		-	%

Summary of options outstanding and exercisable

The following table details contractual weighted-average lives of outstanding options at various prices as of December 31, 2012:

		Outstanding					Exercisable
				Weighted-Average					Weighted-Average
				Remaining	Weighted-Average				Remaining		Weighted-Average
Range of Exercise Prices		Shares		Contractual Life	Exercise Price		Shares		Contractual Life		Exercise Price
$	10.79 - $12.44		100,000	9.2 years	$	11.49		-		-		-
$	13.13 - $14.97		80,000	9.3 years	$	13.75		-		-		-
$	28.30 - $31.83		17,000	3.9 years	$	30.43		17,000	3.9 years		$	30.43
$	32.90 - $34.95		14,500	3.1 years	$	34.01		14,500	3.1 years		$	34.01
			211,500	8.4 years	$	15.41		31,500	3.5 years		$	32.08