Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2014

Dec. 31, 2013

Schedule of 2003 Stock Option and Appreciation Rights Plan [Table Text Block]

	2014		2013
Options outstanding, beginning of year	1,275,000		1,565,000
Options granted	—		200,000
Options exercised	—		(30,000	)
Options forfeited	(17,500	)	(280,000	)
Options expired	(47,500	)	(180,000	)
Options outstanding, end of year	1,210,000		1,275,000

Schedule of 2010 Non-Qualified Stock Option Plan [Table Text Block]

	2014	2013
Options outstanding, beginning of year	—	1,250,000
Options granted	100,000	—
Options forfeited	—	(1,250,000	)
Options outstanding, end of year	100,000	—

Schedule of Equity Partners Stock Option Plan [Table Text Block]

	2014	2013
Options outstanding, beginning of year	230,000	230,000
Options granted	—	—
Options forfeited	—	—
Options outstanding, end of year	230,000	230,000

Schedule of Other Stock Options Issued [Table Text Block]

	2014	2013
Options outstanding, beginning of year	625,000	625,000
Options granted	—	—
Options forfeited	—	—
Options outstanding, end of year	625,000	625,000

Disclosure of Compensation Related Costs, Share-based Payments [Table Text Block]

	2014	2013
Risk-free interest rate	0.69% - 0.88%	0.39% - 0.40%
Expected life (years)	4.75	4.75
Expected volatility	100%	124% - 125%
Expected dividend yield	Zero	Zero
Expected forfeitures	Zero	Zero

Schedule of Changes in Common Stock Options [Table Text Block]

	2014				2013
				Weighted				Weighted
				Average				Average
				Exercise				Exercise
	Options			Price	Options			Price
Outstanding at beginning of year	2,130,000		$	1.75	3,898,198		$	1.75
Granted	100,000		$	0.70	200,000		$	1.00
Exercised	—			N/A	(30,000	)	$	0.51
Expired	(47,500	)	$	1.18	(408,198	)	$	0.85
Forfeited	(17,500	)	$	2.00	(1,530,000	)	$	1.91
Outstanding at end of year	2,165,000		$	1.71	2,130,000		$	1.75
Options exercisable at year end	1,330,000		$	1.75	930,000		$	1.69
Weighted-average fair value of options granted during the year			$	0.36			$	0.76

Schedule of Nonvested Option Activity [Table Text Block]

				Weighted
				Average
				Grant Date
	Options			Fair Value
Unvested at December 31, 2013	1,200,000		$	1.67
Granted	100,000		$	0.36
Vested	(447,500	)	$	1.73
Forfeited	(17,500	)	$	1.73
Unvested at December 31, 2014	835,000		$	1.48

				Weighted
				Average
				Grant Date
	Options			Fair Value
Unvested at December 31, 2012	2,600,000		$	1.23
Granted	200,000		$	0.76
Vested	(790,000	)	$	1.16
Forfeited	(810,000	)	$	0.53
Unvested at December 31, 2013	1,200,000		$	1.67

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

		Weighted		Weighted		Weighted		Weighted
		Average		Average		Average		Average
	Options	Remaining		Exercise	Number	Remaining		Exercise
Exercise price	Outstanding	Life (years)		Price	Exercisable	Life (years)		Price
$0.08 to $0.15	80,000	1.75	$	0.12	80,000	1.75	$	0.12
$0.69 to $1.00	380,000	4.77	$	0.93	120,000	3.07	$	0.95
$1.83 to $2.00	1,705,000	3.83	$	1.97	1,130,000	3.74	$	1.95
	2,165,000	3.92	$	1.71	1,330,000	3.56	$	1.75